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Finding the Fourth Proportional to 173,659.46, 260,520.17 and 61,404.86

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Solution

The fourth proportional to 173,659.46, 260,520.17 and 61,404.86 is: 92,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,659.46 : 260,520.17 = 61,404.86 : x
  2. Step 2: Convert to fraction form
    173,659.46/260,520.17 = 61,404.86/x
  3. Step 3: Cross multiply
    173,659.46x = 260,520.17 × 61,404.86
  4. Step 4: Simplify right side
    173,659.46x = 15,997,202,956.40
  5. Step 5: Solve for x
    x = 15,997,202,956.40/173,659.46
  6. Step 6: Final answer
    x = 92,118.24

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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.