Home / 67,437.19-93,049.43-38,751.31

Finding the Fourth Proportional to 67,437.19, 93,049.43 and 38,751.31

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Solution

The fourth proportional to 67,437.19, 93,049.43 and 38,751.31 is: 53,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,437.19 : 93,049.43 = 38,751.31 : x
  2. Step 2: Convert to fraction form
    67,437.19/93,049.43 = 38,751.31/x
  3. Step 3: Cross multiply
    67,437.19x = 93,049.43 × 38,751.31
  4. Step 4: Simplify right side
    67,437.19x = 3,605,787,404.13
  5. Step 5: Solve for x
    x = 3,605,787,404.13/67,437.19
  6. Step 6: Final answer
    x = 53,468.82

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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.