Home / 243,778.13-365,643.60-75,253.04

Finding the Fourth Proportional to 243,778.13, 365,643.60 and 75,253.04

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Solution

The fourth proportional to 243,778.13, 365,643.60 and 75,253.04 is: 112,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,778.13 : 365,643.60 = 75,253.04 : x
  2. Step 2: Convert to fraction form
    243,778.13/365,643.60 = 75,253.04/x
  3. Step 3: Cross multiply
    243,778.13x = 365,643.60 × 75,253.04
  4. Step 4: Simplify right side
    243,778.13x = 27,515,792,456.54
  5. Step 5: Solve for x
    x = 27,515,792,456.54/243,778.13
  6. Step 6: Final answer
    x = 112,872.28

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1.5x scale

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.