Home / 86,025.49-129,016.32-26,867.14

Finding the Fourth Proportional to 86,025.49, 129,016.32 and 26,867.14

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Solution

The fourth proportional to 86,025.49, 129,016.32 and 26,867.14 is: 40,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,025.49 : 129,016.32 = 26,867.14 : x
  2. Step 2: Convert to fraction form
    86,025.49/129,016.32 = 26,867.14/x
  3. Step 3: Cross multiply
    86,025.49x = 129,016.32 × 26,867.14
  4. Step 4: Simplify right side
    86,025.49x = 3,466,299,531.72
  5. Step 5: Solve for x
    x = 3,466,299,531.72/86,025.49
  6. Step 6: Final answer
    x = 40,293.87

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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.