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Finding the Fourth Proportional to 226,562.52, 312,664.14 and 124,592.16

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Solution

The fourth proportional to 226,562.52, 312,664.14 and 124,592.16 is: 171,941.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,562.52 : 312,664.14 = 124,592.16 : x
  2. Step 2: Convert to fraction form
    226,562.52/312,664.14 = 124,592.16/x
  3. Step 3: Cross multiply
    226,562.52x = 312,664.14 × 124,592.16
  4. Step 4: Simplify right side
    226,562.52x = 38,955,500,557.14
  5. Step 5: Solve for x
    x = 38,955,500,557.14/226,562.52
  6. Step 6: Final answer
    x = 171,941.50

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Why These Related Problems?

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