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Finding the Fourth Proportional to 240,617.48, 360,699.24 and 82,735.52

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Solution

The fourth proportional to 240,617.48, 360,699.24 and 82,735.52 is: 124,025.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,617.48 : 360,699.24 = 82,735.52 : x
  2. Step 2: Convert to fraction form
    240,617.48/360,699.24 = 82,735.52/x
  3. Step 3: Cross multiply
    240,617.48x = 360,699.24 × 82,735.52
  4. Step 4: Simplify right side
    240,617.48x = 29,842,639,185.00
  5. Step 5: Solve for x
    x = 29,842,639,185.00/240,617.48
  6. Step 6: Final answer
    x = 124,025.23

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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.