Home / 151,042.80-226,564.20-127,714.80

Finding the Fourth Proportional to 151,042.80, 226,564.20 and 127,714.80

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Solution

The fourth proportional to 151,042.80, 226,564.20 and 127,714.80 is: 191,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,042.80 : 226,564.20 = 127,714.80 : x
  2. Step 2: Convert to fraction form
    151,042.80/226,564.20 = 127,714.80/x
  3. Step 3: Cross multiply
    151,042.80x = 226,564.20 × 127,714.80
  4. Step 4: Simplify right side
    151,042.80x = 28,935,601,490.16
  5. Step 5: Solve for x
    x = 28,935,601,490.16/151,042.80
  6. Step 6: Final answer
    x = 191,572.20

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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.