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Finding the Fourth Proportional to 155,951.73, 233,886.06 and 43,624.98

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Solution

The fourth proportional to 155,951.73, 233,886.06 and 43,624.98 is: 65,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,951.73 : 233,886.06 = 43,624.98 : x
  2. Step 2: Convert to fraction form
    155,951.73/233,886.06 = 43,624.98/x
  3. Step 3: Cross multiply
    155,951.73x = 233,886.06 × 43,624.98
  4. Step 4: Simplify right side
    155,951.73x = 10,203,274,689.78
  5. Step 5: Solve for x
    x = 10,203,274,689.78/155,951.73
  6. Step 6: Final answer
    x = 65,425.85

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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.