Home / 86,022.70-129,034.00-26,863.44

Finding the Fourth Proportional to 86,022.70, 129,034.00 and 26,863.44

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Solution

The fourth proportional to 86,022.70, 129,034.00 and 26,863.44 is: 40,295.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,022.70 : 129,034.00 = 26,863.44 : x
  2. Step 2: Convert to fraction form
    86,022.70/129,034.00 = 26,863.44/x
  3. Step 3: Cross multiply
    86,022.70x = 129,034.00 × 26,863.44
  4. Step 4: Simplify right side
    86,022.70x = 3,466,296,337.47
  5. Step 5: Solve for x
    x = 3,466,296,337.47/86,022.70
  6. Step 6: Final answer
    x = 40,295.14

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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.