Home / 83,457.04-125,196.17-26,510.63

Finding the Fourth Proportional to 83,457.04, 125,196.17 and 26,510.63

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Solution

The fourth proportional to 83,457.04, 125,196.17 and 26,510.63 is: 39,769.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,457.04 : 125,196.17 = 26,510.63 : x
  2. Step 2: Convert to fraction form
    83,457.04/125,196.17 = 26,510.63/x
  3. Step 3: Cross multiply
    83,457.04x = 125,196.17 × 26,510.63
  4. Step 4: Simplify right side
    83,457.04x = 3,319,029,340.29
  5. Step 5: Solve for x
    x = 3,319,029,340.29/83,457.04
  6. Step 6: Final answer
    x = 39,769.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.