Home / 86,747.35-119,741.48-59,613.28

Finding the Fourth Proportional to 86,747.35, 119,741.48 and 59,613.28

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Solution

The fourth proportional to 86,747.35, 119,741.48 and 59,613.28 is: 82,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,747.35 : 119,741.48 = 59,613.28 : x
  2. Step 2: Convert to fraction form
    86,747.35/119,741.48 = 59,613.28/x
  3. Step 3: Cross multiply
    86,747.35x = 119,741.48 × 59,613.28
  4. Step 4: Simplify right side
    86,747.35x = 7,138,182,179.03
  5. Step 5: Solve for x
    x = 7,138,182,179.03/86,747.35
  6. Step 6: Final answer
    x = 82,287.04

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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.