Home / 83,613.08-125,460.62-39,243.44

Finding the Fourth Proportional to 83,613.08, 125,460.62 and 39,243.44

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Solution

The fourth proportional to 83,613.08, 125,460.62 and 39,243.44 is: 58,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,613.08 : 125,460.62 = 39,243.44 : x
  2. Step 2: Convert to fraction form
    83,613.08/125,460.62 = 39,243.44/x
  3. Step 3: Cross multiply
    83,613.08x = 125,460.62 × 39,243.44
  4. Step 4: Simplify right side
    83,613.08x = 4,923,506,313.33
  5. Step 5: Solve for x
    x = 4,923,506,313.33/83,613.08
  6. Step 6: Final answer
    x = 58,884.40

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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.