Home / 148,174.15-204,479.94-80,191.26

Finding the Fourth Proportional to 148,174.15, 204,479.94 and 80,191.26

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Solution

The fourth proportional to 148,174.15, 204,479.94 and 80,191.26 is: 110,663.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,174.15 : 204,479.94 = 80,191.26 : x
  2. Step 2: Convert to fraction form
    148,174.15/204,479.94 = 80,191.26/x
  3. Step 3: Cross multiply
    148,174.15x = 204,479.94 × 80,191.26
  4. Step 4: Simplify right side
    148,174.15x = 16,397,504,033.32
  5. Step 5: Solve for x
    x = 16,397,504,033.32/148,174.15
  6. Step 6: Final answer
    x = 110,663.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.