Home / 127,348.62-191,011.92-43,106.97

Finding the Fourth Proportional to 127,348.62, 191,011.92 and 43,106.97

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Solution

The fourth proportional to 127,348.62, 191,011.92 and 43,106.97 is: 64,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,348.62 : 191,011.92 = 43,106.97 : x
  2. Step 2: Convert to fraction form
    127,348.62/191,011.92 = 43,106.97/x
  3. Step 3: Cross multiply
    127,348.62x = 191,011.92 × 43,106.97
  4. Step 4: Simplify right side
    127,348.62x = 8,233,945,105.08
  5. Step 5: Solve for x
    x = 8,233,945,105.08/127,348.62
  6. Step 6: Final answer
    x = 64,656.73

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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.