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Finding the Fourth Proportional to 173,720.66, 260,625.92 and 101,734.36

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Solution

The fourth proportional to 173,720.66, 260,625.92 and 101,734.36 is: 152,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,720.66 : 260,625.92 = 101,734.36 : x
  2. Step 2: Convert to fraction form
    173,720.66/260,625.92 = 101,734.36/x
  3. Step 3: Cross multiply
    173,720.66x = 260,625.92 × 101,734.36
  4. Step 4: Simplify right side
    173,720.66x = 26,514,611,170.61
  5. Step 5: Solve for x
    x = 26,514,611,170.61/173,720.66
  6. Step 6: Final answer
    x = 152,627.85

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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.