Home / 86,159.27-129,259.56-41,734.10

Finding the Fourth Proportional to 86,159.27, 129,259.56 and 41,734.10

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Solution

The fourth proportional to 86,159.27, 129,259.56 and 41,734.10 is: 62,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,159.27 : 129,259.56 = 41,734.10 : x
  2. Step 2: Convert to fraction form
    86,159.27/129,259.56 = 41,734.10/x
  3. Step 3: Cross multiply
    86,159.27x = 129,259.56 × 41,734.10
  4. Step 4: Simplify right side
    86,159.27x = 5,394,531,403.00
  5. Step 5: Solve for x
    x = 5,394,531,403.00/86,159.27
  6. Step 6: Final answer
    x = 62,611.15

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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.