Home / 148,170.32-204,475.06-80,187.31

Finding the Fourth Proportional to 148,170.32, 204,475.06 and 80,187.31

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Solution

The fourth proportional to 148,170.32, 204,475.06 and 80,187.31 is: 110,658.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,170.32 : 204,475.06 = 80,187.31 : x
  2. Step 2: Convert to fraction form
    148,170.32/204,475.06 = 80,187.31/x
  3. Step 3: Cross multiply
    148,170.32x = 204,475.06 × 80,187.31
  4. Step 4: Simplify right side
    148,170.32x = 16,396,304,622.55
  5. Step 5: Solve for x
    x = 16,396,304,622.55/148,170.32
  6. Step 6: Final answer
    x = 110,658.50

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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.