Home / 132,310.25-182,574.97-74,938.13

Finding the Fourth Proportional to 132,310.25, 182,574.97 and 74,938.13

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Solution

The fourth proportional to 132,310.25, 182,574.97 and 74,938.13 is: 103,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,310.25 : 182,574.97 = 74,938.13 : x
  2. Step 2: Convert to fraction form
    132,310.25/182,574.97 = 74,938.13/x
  3. Step 3: Cross multiply
    132,310.25x = 182,574.97 × 74,938.13
  4. Step 4: Simplify right side
    132,310.25x = 13,681,826,842.57
  5. Step 5: Solve for x
    x = 13,681,826,842.57/132,310.25
  6. Step 6: Final answer
    x = 103,407.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.