Home / 77,558.38-107,024.96-43,565.11

Finding the Fourth Proportional to 77,558.38, 107,024.96 and 43,565.11

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Solution

The fourth proportional to 77,558.38, 107,024.96 and 43,565.11 is: 60,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,558.38 : 107,024.96 = 43,565.11 : x
  2. Step 2: Convert to fraction form
    77,558.38/107,024.96 = 43,565.11/x
  3. Step 3: Cross multiply
    77,558.38x = 107,024.96 × 43,565.11
  4. Step 4: Simplify right side
    77,558.38x = 4,662,553,996.50
  5. Step 5: Solve for x
    x = 4,662,553,996.50/77,558.38
  6. Step 6: Final answer
    x = 60,116.70

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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.