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Finding the Fourth Proportional to 227,612.88, 341,474.70 and 75,809.58

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Solution

The fourth proportional to 227,612.88, 341,474.70 and 75,809.58 is: 113,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,612.88 : 341,474.70 = 75,809.58 : x
  2. Step 2: Convert to fraction form
    227,612.88/341,474.70 = 75,809.58/x
  3. Step 3: Cross multiply
    227,612.88x = 341,474.70 × 75,809.58
  4. Step 4: Simplify right side
    227,612.88x = 25,887,053,587.63
  5. Step 5: Solve for x
    x = 25,887,053,587.63/227,612.88
  6. Step 6: Final answer
    x = 113,732.82

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1.5x scale

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.