Home / 148,107.36-204,387.33-80,124.15

Finding the Fourth Proportional to 148,107.36, 204,387.33 and 80,124.15

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Solution

The fourth proportional to 148,107.36, 204,387.33 and 80,124.15 is: 110,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,107.36 : 204,387.33 = 80,124.15 : x
  2. Step 2: Convert to fraction form
    148,107.36/204,387.33 = 80,124.15/x
  3. Step 3: Cross multiply
    148,107.36x = 204,387.33 × 80,124.15
  4. Step 4: Simplify right side
    148,107.36x = 16,376,361,087.02
  5. Step 5: Solve for x
    x = 16,376,361,087.02/148,107.36
  6. Step 6: Final answer
    x = 110,570.88

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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.