Home / 63,781.20-88,030.24-42,232.96

Finding the Fourth Proportional to 63,781.20, 88,030.24 and 42,232.96

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Solution

The fourth proportional to 63,781.20, 88,030.24 and 42,232.96 is: 58,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,781.20 : 88,030.24 = 42,232.96 : x
  2. Step 2: Convert to fraction form
    63,781.20/88,030.24 = 42,232.96/x
  3. Step 3: Cross multiply
    63,781.20x = 88,030.24 × 42,232.96
  4. Step 4: Simplify right side
    63,781.20x = 3,717,777,604.71
  5. Step 5: Solve for x
    x = 3,717,777,604.71/63,781.20
  6. Step 6: Final answer
    x = 58,289.55

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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.