Home / 148,048.20-221,424.30-132,366.60

Finding the Fourth Proportional to 148,048.20, 221,424.30 and 132,366.60

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Solution

The fourth proportional to 148,048.20, 221,424.30 and 132,366.60 is: 197,970.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,048.20 : 221,424.30 = 132,366.60 : x
  2. Step 2: Convert to fraction form
    148,048.20/221,424.30 = 132,366.60/x
  3. Step 3: Cross multiply
    148,048.20x = 221,424.30 × 132,366.60
  4. Step 4: Simplify right side
    148,048.20x = 29,309,181,748.38
  5. Step 5: Solve for x
    x = 29,309,181,748.38/148,048.20
  6. Step 6: Final answer
    x = 197,970.54

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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.