Home / 175,901.47-263,849.70-42,781.97

Finding the Fourth Proportional to 175,901.47, 263,849.70 and 42,781.97

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Solution

The fourth proportional to 175,901.47, 263,849.70 and 42,781.97 is: 64,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,901.47 : 263,849.70 = 42,781.97 : x
  2. Step 2: Convert to fraction form
    175,901.47/263,849.70 = 42,781.97/x
  3. Step 3: Cross multiply
    175,901.47x = 263,849.70 × 42,781.97
  4. Step 4: Simplify right side
    175,901.47x = 11,288,010,769.97
  5. Step 5: Solve for x
    x = 11,288,010,769.97/175,901.47
  6. Step 6: Final answer
    x = 64,172.35

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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.