Home / 56,932.92-78,565.95-31,441.14

Finding the Fourth Proportional to 56,932.92, 78,565.95 and 31,441.14

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Solution

The fourth proportional to 56,932.92, 78,565.95 and 31,441.14 is: 43,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,932.92 : 78,565.95 = 31,441.14 : x
  2. Step 2: Convert to fraction form
    56,932.92/78,565.95 = 31,441.14/x
  3. Step 3: Cross multiply
    56,932.92x = 78,565.95 × 31,441.14
  4. Step 4: Simplify right side
    56,932.92x = 2,470,203,033.18
  5. Step 5: Solve for x
    x = 2,470,203,033.18/56,932.92
  6. Step 6: Final answer
    x = 43,387.96

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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.