Home / 117,269.11-175,799.26-42,372.55

Finding the Fourth Proportional to 117,269.11, 175,799.26 and 42,372.55

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Solution

The fourth proportional to 117,269.11, 175,799.26 and 42,372.55 is: 63,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,269.11 : 175,799.26 = 42,372.55 : x
  2. Step 2: Convert to fraction form
    117,269.11/175,799.26 = 42,372.55/x
  3. Step 3: Cross multiply
    117,269.11x = 175,799.26 × 42,372.55
  4. Step 4: Simplify right side
    117,269.11x = 7,449,062,934.31
  5. Step 5: Solve for x
    x = 7,449,062,934.31/117,269.11
  6. Step 6: Final answer
    x = 63,521.10

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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.