Home / 68,542.30-102,529.11-64,343.26

Finding the Fourth Proportional to 68,542.30, 102,529.11 and 64,343.26

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Solution

The fourth proportional to 68,542.30, 102,529.11 and 64,343.26 is: 96,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,542.30 : 102,529.11 = 64,343.26 : x
  2. Step 2: Convert to fraction form
    68,542.30/102,529.11 = 64,343.26/x
  3. Step 3: Cross multiply
    68,542.30x = 102,529.11 × 64,343.26
  4. Step 4: Simplify right side
    68,542.30x = 6,597,057,182.30
  5. Step 5: Solve for x
    x = 6,597,057,182.30/68,542.30
  6. Step 6: Final answer
    x = 96,247.97

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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.