Home / 83,668.60-125,418.66-36,913.24

Finding the Fourth Proportional to 83,668.60, 125,418.66 and 36,913.24

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Solution

The fourth proportional to 83,668.60, 125,418.66 and 36,913.24 is: 55,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,668.60 : 125,418.66 = 36,913.24 : x
  2. Step 2: Convert to fraction form
    83,668.60/125,418.66 = 36,913.24/x
  3. Step 3: Cross multiply
    83,668.60x = 125,418.66 × 36,913.24
  4. Step 4: Simplify right side
    83,668.60x = 4,629,609,097.06
  5. Step 5: Solve for x
    x = 4,629,609,097.06/83,668.60
  6. Step 6: Final answer
    x = 55,332.69

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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.