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Finding the Fourth Proportional to 173,439.62, 259,952.36 and 89,240.12

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Solution

The fourth proportional to 173,439.62, 259,952.36 and 89,240.12 is: 133,753.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,439.62 : 259,952.36 = 89,240.12 : x
  2. Step 2: Convert to fraction form
    173,439.62/259,952.36 = 89,240.12/x
  3. Step 3: Cross multiply
    173,439.62x = 259,952.36 × 89,240.12
  4. Step 4: Simplify right side
    173,439.62x = 23,198,179,354.48
  5. Step 5: Solve for x
    x = 23,198,179,354.48/173,439.62
  6. Step 6: Final answer
    x = 133,753.63

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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.