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Finding the Fourth Proportional to 226,710.48, 312,862.86 and 124,737.29

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Solution

The fourth proportional to 226,710.48, 312,862.86 and 124,737.29 is: 172,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,710.48 : 312,862.86 = 124,737.29 : x
  2. Step 2: Convert to fraction form
    226,710.48/312,862.86 = 124,737.29/x
  3. Step 3: Cross multiply
    226,710.48x = 312,862.86 × 124,737.29
  4. Step 4: Simplify right side
    226,710.48x = 39,025,663,733.74
  5. Step 5: Solve for x
    x = 39,025,663,733.74/226,710.48
  6. Step 6: Final answer
    x = 172,138.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.