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Finding the Fourth Proportional to 173,710.26, 260,526.16 and 88,234.55

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Solution

The fourth proportional to 173,710.26, 260,526.16 and 88,234.55 is: 132,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,710.26 : 260,526.16 = 88,234.55 : x
  2. Step 2: Convert to fraction form
    173,710.26/260,526.16 = 88,234.55/x
  3. Step 3: Cross multiply
    173,710.26x = 260,526.16 × 88,234.55
  4. Step 4: Simplify right side
    173,710.26x = 22,987,408,490.83
  5. Step 5: Solve for x
    x = 22,987,408,490.83/173,710.26
  6. Step 6: Final answer
    x = 132,331.90

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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.