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Finding the Fourth Proportional to 151,148.70, 226,714.88 and 45,959.47

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Solution

The fourth proportional to 151,148.70, 226,714.88 and 45,959.47 is: 68,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,148.70 : 226,714.88 = 45,959.47 : x
  2. Step 2: Convert to fraction form
    151,148.70/226,714.88 = 45,959.47/x
  3. Step 3: Cross multiply
    151,148.70x = 226,714.88 × 45,959.47
  4. Step 4: Simplify right side
    151,148.70x = 10,419,695,274.03
  5. Step 5: Solve for x
    x = 10,419,695,274.03/151,148.70
  6. Step 6: Final answer
    x = 68,936.72

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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.