Home / 88,565.34-122,151.06-56,737.20

Finding the Fourth Proportional to 88,565.34, 122,151.06 and 56,737.20

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Solution

The fourth proportional to 88,565.34, 122,151.06 and 56,737.20 is: 78,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,565.34 : 122,151.06 = 56,737.20 : x
  2. Step 2: Convert to fraction form
    88,565.34/122,151.06 = 56,737.20/x
  3. Step 3: Cross multiply
    88,565.34x = 122,151.06 × 56,737.20
  4. Step 4: Simplify right side
    88,565.34x = 6,930,509,121.43
  5. Step 5: Solve for x
    x = 6,930,509,121.43/88,565.34
  6. Step 6: Final answer
    x = 78,253.06

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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.