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Finding the Fourth Proportional to 67,728.80, 101,598.07 and 23,354.91

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Solution

The fourth proportional to 67,728.80, 101,598.07 and 23,354.91 is: 35,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,728.80 : 101,598.07 = 23,354.91 : x
  2. Step 2: Convert to fraction form
    67,728.80/101,598.07 = 23,354.91/x
  3. Step 3: Cross multiply
    67,728.80x = 101,598.07 × 23,354.91
  4. Step 4: Simplify right side
    67,728.80x = 2,372,813,700.74
  5. Step 5: Solve for x
    x = 2,372,813,700.74/67,728.80
  6. Step 6: Final answer
    x = 35,034.04

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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.