Home / 84,539.46-126,829.20-27,613.08

Finding the Fourth Proportional to 84,539.46, 126,829.20 and 27,613.08

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Solution

The fourth proportional to 84,539.46, 126,829.20 and 27,613.08 is: 41,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,539.46 : 126,829.20 = 27,613.08 : x
  2. Step 2: Convert to fraction form
    84,539.46/126,829.20 = 27,613.08/x
  3. Step 3: Cross multiply
    84,539.46x = 126,829.20 × 27,613.08
  4. Step 4: Simplify right side
    84,539.46x = 3,502,144,845.94
  5. Step 5: Solve for x
    x = 3,502,144,845.94/84,539.46
  6. Step 6: Final answer
    x = 41,426.16

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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.