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Finding the Fourth Proportional to 155,754.61, 233,654.47 and 49,102.52

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Solution

The fourth proportional to 155,754.61, 233,654.47 and 49,102.52 is: 73,660.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,754.61 : 233,654.47 = 49,102.52 : x
  2. Step 2: Convert to fraction form
    155,754.61/233,654.47 = 49,102.52/x
  3. Step 3: Cross multiply
    155,754.61x = 233,654.47 × 49,102.52
  4. Step 4: Simplify right side
    155,754.61x = 11,473,023,286.26
  5. Step 5: Solve for x
    x = 11,473,023,286.26/155,754.61
  6. Step 6: Final answer
    x = 73,660.89

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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.