Home / 83,250.06-124,863.48-27,090.72

Finding the Fourth Proportional to 83,250.06, 124,863.48 and 27,090.72

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Solution

The fourth proportional to 83,250.06, 124,863.48 and 27,090.72 is: 40,632.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,250.06 : 124,863.48 = 27,090.72 : x
  2. Step 2: Convert to fraction form
    83,250.06/124,863.48 = 27,090.72/x
  3. Step 3: Cross multiply
    83,250.06x = 124,863.48 × 27,090.72
  4. Step 4: Simplify right side
    83,250.06x = 3,382,641,574.91
  5. Step 5: Solve for x
    x = 3,382,641,574.91/83,250.06
  6. Step 6: Final answer
    x = 40,632.30

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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.