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Finding the Fourth Proportional to 241,049.61, 332,643.15 and 133,618.71

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Solution

The fourth proportional to 241,049.61, 332,643.15 and 133,618.71 is: 184,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,049.61 : 332,643.15 = 133,618.71 : x
  2. Step 2: Convert to fraction form
    241,049.61/332,643.15 = 133,618.71/x
  3. Step 3: Cross multiply
    241,049.61x = 332,643.15 × 133,618.71
  4. Step 4: Simplify right side
    241,049.61x = 44,447,348,593.34
  5. Step 5: Solve for x
    x = 44,447,348,593.34/241,049.61
  6. Step 6: Final answer
    x = 184,390.88

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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.