Home / 151,393.32-227,290.86-129,348.36

Finding the Fourth Proportional to 151,393.32, 227,290.86 and 129,348.36

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Solution

The fourth proportional to 151,393.32, 227,290.86 and 129,348.36 is: 194,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,393.32 : 227,290.86 = 129,348.36 : x
  2. Step 2: Convert to fraction form
    151,393.32/227,290.86 = 129,348.36/x
  3. Step 3: Cross multiply
    151,393.32x = 227,290.86 × 129,348.36
  4. Step 4: Simplify right side
    151,393.32x = 29,399,699,983.99
  5. Step 5: Solve for x
    x = 29,399,699,983.99/151,393.32
  6. Step 6: Final answer
    x = 194,194.17

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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.