Home / 151,574.40-227,215.80-117,821.70

Finding the Fourth Proportional to 151,574.40, 227,215.80 and 117,821.70

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Solution

The fourth proportional to 151,574.40, 227,215.80 and 117,821.70 is: 176,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,574.40 : 227,215.80 = 117,821.70 : x
  2. Step 2: Convert to fraction form
    151,574.40/227,215.80 = 117,821.70/x
  3. Step 3: Cross multiply
    151,574.40x = 227,215.80 × 117,821.70
  4. Step 4: Simplify right side
    151,574.40x = 26,770,951,822.86
  5. Step 5: Solve for x
    x = 26,770,951,822.86/151,574.40
  6. Step 6: Final answer
    x = 176,619.22

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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.