Home / 117,098.15-175,627.24-42,203.39

Finding the Fourth Proportional to 117,098.15, 175,627.24 and 42,203.39

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Solution

The fourth proportional to 117,098.15, 175,627.24 and 42,203.39 is: 63,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,098.15 : 175,627.24 = 42,203.39 : x
  2. Step 2: Convert to fraction form
    117,098.15/175,627.24 = 42,203.39/x
  3. Step 3: Cross multiply
    117,098.15x = 175,627.24 × 42,203.39
  4. Step 4: Simplify right side
    117,098.15x = 7,412,063,920.70
  5. Step 5: Solve for x
    x = 7,412,063,920.70/117,098.15
  6. Step 6: Final answer
    x = 63,297.88

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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.