Home / 252,042.60-378,074.43-117,233.13

Finding the Fourth Proportional to 252,042.60, 378,074.43 and 117,233.13

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Solution

The fourth proportional to 252,042.60, 378,074.43 and 117,233.13 is: 175,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,042.60 : 378,074.43 = 117,233.13 : x
  2. Step 2: Convert to fraction form
    252,042.60/378,074.43 = 117,233.13/x
  3. Step 3: Cross multiply
    252,042.60x = 378,074.43 × 117,233.13
  4. Step 4: Simplify right side
    252,042.60x = 44,322,848,801.87
  5. Step 5: Solve for x
    x = 44,322,848,801.87/252,042.60
  6. Step 6: Final answer
    x = 175,854.59

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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.