Home / 185,241.52-255,645.08-113,611.78

Finding the Fourth Proportional to 185,241.52, 255,645.08 and 113,611.78

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Solution

The fourth proportional to 185,241.52, 255,645.08 and 113,611.78 is: 156,791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,241.52 : 255,645.08 = 113,611.78 : x
  2. Step 2: Convert to fraction form
    185,241.52/255,645.08 = 113,611.78/x
  3. Step 3: Cross multiply
    185,241.52x = 255,645.08 × 113,611.78
  4. Step 4: Simplify right side
    185,241.52x = 29,044,292,587.04
  5. Step 5: Solve for x
    x = 29,044,292,587.04/185,241.52
  6. Step 6: Final answer
    x = 156,791.48

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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.