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Finding the Fourth Proportional to 96,469.16, 144,753.08 and 45,925.29

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Solution

The fourth proportional to 96,469.16, 144,753.08 and 45,925.29 is: 68,911.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,469.16 : 144,753.08 = 45,925.29 : x
  2. Step 2: Convert to fraction form
    96,469.16/144,753.08 = 45,925.29/x
  3. Step 3: Cross multiply
    96,469.16x = 144,753.08 × 45,925.29
  4. Step 4: Simplify right side
    96,469.16x = 6,647,826,947.77
  5. Step 5: Solve for x
    x = 6,647,826,947.77/96,469.16
  6. Step 6: Final answer
    x = 68,911.43

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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.