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Finding the Fourth Proportional to 240,057.04, 360,129.30 and 82,301.44

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Solution

The fourth proportional to 240,057.04, 360,129.30 and 82,301.44 is: 123,467.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,057.04 : 360,129.30 = 82,301.44 : x
  2. Step 2: Convert to fraction form
    240,057.04/360,129.30 = 82,301.44/x
  3. Step 3: Cross multiply
    240,057.04x = 360,129.30 × 82,301.44
  4. Step 4: Simplify right side
    240,057.04x = 29,639,159,976.19
  5. Step 5: Solve for x
    x = 29,639,159,976.19/240,057.04
  6. Step 6: Final answer
    x = 123,467.16

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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.