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Finding the Fourth Proportional to 67,059.60, 100,526.87 and 22,655.30

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Solution

The fourth proportional to 67,059.60, 100,526.87 and 22,655.30 is: 33,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,059.60 : 100,526.87 = 22,655.30 : x
  2. Step 2: Convert to fraction form
    67,059.60/100,526.87 = 22,655.30/x
  3. Step 3: Cross multiply
    67,059.60x = 100,526.87 × 22,655.30
  4. Step 4: Simplify right side
    67,059.60x = 2,277,466,800.11
  5. Step 5: Solve for x
    x = 2,277,466,800.11/67,059.60
  6. Step 6: Final answer
    x = 33,961.83

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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.