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Finding the Fourth Proportional to 67,651.20, 101,671.20 and 59,097.60

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Solution

The fourth proportional to 67,651.20, 101,671.20 and 59,097.60 is: 88,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,651.20 : 101,671.20 = 59,097.60 : x
  2. Step 2: Convert to fraction form
    67,651.20/101,671.20 = 59,097.60/x
  3. Step 3: Cross multiply
    67,651.20x = 101,671.20 × 59,097.60
  4. Step 4: Simplify right side
    67,651.20x = 6,008,523,909.12
  5. Step 5: Solve for x
    x = 6,008,523,909.12/67,651.20
  6. Step 6: Final answer
    x = 88,816.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.