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Finding the Fourth Proportional to 227,789.90, 341,684.85 and 101,429.90

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Solution

The fourth proportional to 227,789.90, 341,684.85 and 101,429.90 is: 152,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,789.90 : 341,684.85 = 101,429.90 : x
  2. Step 2: Convert to fraction form
    227,789.90/341,684.85 = 101,429.90/x
  3. Step 3: Cross multiply
    227,789.90x = 341,684.85 × 101,429.90
  4. Step 4: Simplify right side
    227,789.90x = 34,657,060,167.02
  5. Step 5: Solve for x
    x = 34,657,060,167.02/227,789.90
  6. Step 6: Final answer
    x = 152,144.85

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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.