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Finding the Fourth Proportional to 173,645.30, 260,473.41 and 59,791.92

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Solution

The fourth proportional to 173,645.30, 260,473.41 and 59,791.92 is: 89,689.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,645.30 : 260,473.41 = 59,791.92 : x
  2. Step 2: Convert to fraction form
    173,645.30/260,473.41 = 59,791.92/x
  3. Step 3: Cross multiply
    173,645.30x = 260,473.41 × 59,791.92
  4. Step 4: Simplify right side
    173,645.30x = 15,574,205,292.85
  5. Step 5: Solve for x
    x = 15,574,205,292.85/173,645.30
  6. Step 6: Final answer
    x = 89,689.76

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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.