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Finding the Fourth Proportional to 60,767.62, 91,144.14 and 16,390.96

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Solution

The fourth proportional to 60,767.62, 91,144.14 and 16,390.96 is: 24,584.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,767.62 : 91,144.14 = 16,390.96 : x
  2. Step 2: Convert to fraction form
    60,767.62/91,144.14 = 16,390.96/x
  3. Step 3: Cross multiply
    60,767.62x = 91,144.14 × 16,390.96
  4. Step 4: Simplify right side
    60,767.62x = 1,493,939,952.97
  5. Step 5: Solve for x
    x = 1,493,939,952.97/60,767.62
  6. Step 6: Final answer
    x = 24,584.47

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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.