Home / 95,101.20-142,659.09-28,536.48

Finding the Fourth Proportional to 95,101.20, 142,659.09 and 28,536.48

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Solution

The fourth proportional to 95,101.20, 142,659.09 and 28,536.48 is: 42,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.20 : 142,659.09 = 28,536.48 : x
  2. Step 2: Convert to fraction form
    95,101.20/142,659.09 = 28,536.48/x
  3. Step 3: Cross multiply
    95,101.20x = 142,659.09 × 28,536.48
  4. Step 4: Simplify right side
    95,101.20x = 4,070,988,268.60
  5. Step 5: Solve for x
    x = 4,070,988,268.60/95,101.20
  6. Step 6: Final answer
    x = 42,806.91

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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.