Home / 148,382.56-221,250.40-131,897.44

Finding the Fourth Proportional to 148,382.56, 221,250.40 and 131,897.44

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Solution

The fourth proportional to 148,382.56, 221,250.40 and 131,897.44 is: 196,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,382.56 : 221,250.40 = 131,897.44 : x
  2. Step 2: Convert to fraction form
    148,382.56/221,250.40 = 131,897.44/x
  3. Step 3: Cross multiply
    148,382.56x = 221,250.40 × 131,897.44
  4. Step 4: Simplify right side
    148,382.56x = 29,182,361,358.98
  5. Step 5: Solve for x
    x = 29,182,361,358.98/148,382.56
  6. Step 6: Final answer
    x = 196,669.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.