Home / 175,853.59-242,663.17-99,379.33

Finding the Fourth Proportional to 175,853.59, 242,663.17 and 99,379.33

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Solution

The fourth proportional to 175,853.59, 242,663.17 and 99,379.33 is: 137,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,853.59 : 242,663.17 = 99,379.33 : x
  2. Step 2: Convert to fraction form
    175,853.59/242,663.17 = 99,379.33/x
  3. Step 3: Cross multiply
    175,853.59x = 242,663.17 × 99,379.33
  4. Step 4: Simplify right side
    175,853.59x = 24,115,703,250.28
  5. Step 5: Solve for x
    x = 24,115,703,250.28/175,853.59
  6. Step 6: Final answer
    x = 137,135.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.