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Finding the Fourth Proportional to 155,462.40, 233,251.20 and 149,702.40

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Solution

The fourth proportional to 155,462.40, 233,251.20 and 149,702.40 is: 224,609.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,462.40 : 233,251.20 = 149,702.40 : x
  2. Step 2: Convert to fraction form
    155,462.40/233,251.20 = 149,702.40/x
  3. Step 3: Cross multiply
    155,462.40x = 233,251.20 × 149,702.40
  4. Step 4: Simplify right side
    155,462.40x = 34,918,264,442.88
  5. Step 5: Solve for x
    x = 34,918,264,442.88/155,462.40
  6. Step 6: Final answer
    x = 224,609.07

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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.