Home / 67,439.19-93,052.19-38,753.31

Finding the Fourth Proportional to 67,439.19, 93,052.19 and 38,753.31

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Solution

The fourth proportional to 67,439.19, 93,052.19 and 38,753.31 is: 53,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,439.19 : 93,052.19 = 38,753.31 : x
  2. Step 2: Convert to fraction form
    67,439.19/93,052.19 = 38,753.31/x
  3. Step 3: Cross multiply
    67,439.19x = 93,052.19 × 38,753.31
  4. Step 4: Simplify right side
    67,439.19x = 3,606,080,365.25
  5. Step 5: Solve for x
    x = 3,606,080,365.25/67,439.19
  6. Step 6: Final answer
    x = 53,471.58

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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.