Home / 68,296.40-102,386.17-26,206.69

Finding the Fourth Proportional to 68,296.40, 102,386.17 and 26,206.69

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Solution

The fourth proportional to 68,296.40, 102,386.17 and 26,206.69 is: 39,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,296.40 : 102,386.17 = 26,206.69 : x
  2. Step 2: Convert to fraction form
    68,296.40/102,386.17 = 26,206.69/x
  3. Step 3: Cross multiply
    68,296.40x = 102,386.17 × 26,206.69
  4. Step 4: Simplify right side
    68,296.40x = 2,683,202,224.58
  5. Step 5: Solve for x
    x = 2,683,202,224.58/68,296.40
  6. Step 6: Final answer
    x = 39,287.61

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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.