Home / 68,036.12-102,063.36-23,657.12

Finding the Fourth Proportional to 68,036.12, 102,063.36 and 23,657.12

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Solution

The fourth proportional to 68,036.12, 102,063.36 and 23,657.12 is: 35,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036.12 : 102,063.36 = 23,657.12 : x
  2. Step 2: Convert to fraction form
    68,036.12/102,063.36 = 23,657.12/x
  3. Step 3: Cross multiply
    68,036.12x = 102,063.36 × 23,657.12
  4. Step 4: Simplify right side
    68,036.12x = 2,414,525,155.12
  5. Step 5: Solve for x
    x = 2,414,525,155.12/68,036.12
  6. Step 6: Final answer
    x = 35,488.87

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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.