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Finding the Fourth Proportional to 227,760.70, 314,285.90 and 132,248.74

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Solution

The fourth proportional to 227,760.70, 314,285.90 and 132,248.74 is: 182,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,760.70 : 314,285.90 = 132,248.74 : x
  2. Step 2: Convert to fraction form
    227,760.70/314,285.90 = 132,248.74/x
  3. Step 3: Cross multiply
    227,760.70x = 314,285.90 × 132,248.74
  4. Step 4: Simplify right side
    227,760.70x = 41,563,914,274.77
  5. Step 5: Solve for x
    x = 41,563,914,274.77/227,760.70
  6. Step 6: Final answer
    x = 182,489.40

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1.5x scale

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.