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Finding the Fourth Proportional to 229,838.46, 344,044.89 and 124,395.90

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Solution

The fourth proportional to 229,838.46, 344,044.89 and 124,395.90 is: 186,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,838.46 : 344,044.89 = 124,395.90 : x
  2. Step 2: Convert to fraction form
    229,838.46/344,044.89 = 124,395.90/x
  3. Step 3: Cross multiply
    229,838.46x = 344,044.89 × 124,395.90
  4. Step 4: Simplify right side
    229,838.46x = 42,797,773,731.95
  5. Step 5: Solve for x
    x = 42,797,773,731.95/229,838.46
  6. Step 6: Final answer
    x = 186,208.06

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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.