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Finding the Fourth Proportional to 238,308.86, 357,545.19 and 149,458.34

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Solution

The fourth proportional to 238,308.86, 357,545.19 and 149,458.34 is: 224,238.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,308.86 : 357,545.19 = 149,458.34 : x
  2. Step 2: Convert to fraction form
    238,308.86/357,545.19 = 149,458.34/x
  3. Step 3: Cross multiply
    238,308.86x = 357,545.19 × 149,458.34
  4. Step 4: Simplify right side
    238,308.86x = 53,438,108,784.66
  5. Step 5: Solve for x
    x = 53,438,108,784.66/238,308.86
  6. Step 6: Final answer
    x = 224,238.87

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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.