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Finding the Fourth Proportional to 67,337.30, 101,115.30 and 45,248.60

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Solution

The fourth proportional to 67,337.30, 101,115.30 and 45,248.60 is: 67,946.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,337.30 : 101,115.30 = 45,248.60 : x
  2. Step 2: Convert to fraction form
    67,337.30/101,115.30 = 45,248.60/x
  3. Step 3: Cross multiply
    67,337.30x = 101,115.30 × 45,248.60
  4. Step 4: Simplify right side
    67,337.30x = 4,575,325,763.58
  5. Step 5: Solve for x
    x = 4,575,325,763.58/67,337.30
  6. Step 6: Final answer
    x = 67,946.38

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1.5x scale

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.