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Finding the Fourth Proportional to 240,987.53, 332,562.78 and 133,564.48

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Solution

The fourth proportional to 240,987.53, 332,562.78 and 133,564.48 is: 184,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,987.53 : 332,562.78 = 133,564.48 : x
  2. Step 2: Convert to fraction form
    240,987.53/332,562.78 = 133,564.48/x
  3. Step 3: Cross multiply
    240,987.53x = 332,562.78 × 133,564.48
  4. Step 4: Simplify right side
    240,987.53x = 44,418,575,631.38
  5. Step 5: Solve for x
    x = 44,418,575,631.38/240,987.53
  6. Step 6: Final answer
    x = 184,318.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.