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Finding the Fourth Proportional to 124,445.25, 186,695.51 and 35,691.93

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Solution

The fourth proportional to 124,445.25, 186,695.51 and 35,691.93 is: 53,545.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,445.25 : 186,695.51 = 35,691.93 : x
  2. Step 2: Convert to fraction form
    124,445.25/186,695.51 = 35,691.93/x
  3. Step 3: Cross multiply
    124,445.25x = 186,695.51 × 35,691.93
  4. Step 4: Simplify right side
    124,445.25x = 6,663,522,895.77
  5. Step 5: Solve for x
    x = 6,663,522,895.77/124,445.25
  6. Step 6: Final answer
    x = 53,545.82

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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.