Home / 83,722.10-125,583.15-48,730.10

Finding the Fourth Proportional to 83,722.10, 125,583.15 and 48,730.10

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Solution

The fourth proportional to 83,722.10, 125,583.15 and 48,730.10 is: 73,095.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,722.10 : 125,583.15 = 48,730.10 : x
  2. Step 2: Convert to fraction form
    83,722.10/125,583.15 = 48,730.10/x
  3. Step 3: Cross multiply
    83,722.10x = 125,583.15 × 48,730.10
  4. Step 4: Simplify right side
    83,722.10x = 6,119,679,457.82
  5. Step 5: Solve for x
    x = 6,119,679,457.82/83,722.10
  6. Step 6: Final answer
    x = 73,095.15

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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.