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Finding the Fourth Proportional to 67,618.99, 101,387.98 and 32,089.15

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Solution

The fourth proportional to 67,618.99, 101,387.98 and 32,089.15 is: 48,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,618.99 : 101,387.98 = 32,089.15 : x
  2. Step 2: Convert to fraction form
    67,618.99/101,387.98 = 32,089.15/x
  3. Step 3: Cross multiply
    67,618.99x = 101,387.98 × 32,089.15
  4. Step 4: Simplify right side
    67,618.99x = 3,253,454,098.42
  5. Step 5: Solve for x
    x = 3,253,454,098.42/67,618.99
  6. Step 6: Final answer
    x = 48,114.50

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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.