Home / 82,409.04-123,607.20-26,252.34

Finding the Fourth Proportional to 82,409.04, 123,607.20 and 26,252.34

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Solution

The fourth proportional to 82,409.04, 123,607.20 and 26,252.34 is: 39,376.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,409.04 : 123,607.20 = 26,252.34 : x
  2. Step 2: Convert to fraction form
    82,409.04/123,607.20 = 26,252.34/x
  3. Step 3: Cross multiply
    82,409.04x = 123,607.20 × 26,252.34
  4. Step 4: Simplify right side
    82,409.04x = 3,244,978,240.85
  5. Step 5: Solve for x
    x = 3,244,978,240.85/82,409.04
  6. Step 6: Final answer
    x = 39,376.48

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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.