Home / 147,926.70-221,890.05-132,180.30

Finding the Fourth Proportional to 147,926.70, 221,890.05 and 132,180.30

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Solution

The fourth proportional to 147,926.70, 221,890.05 and 132,180.30 is: 198,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,926.70 : 221,890.05 = 132,180.30 : x
  2. Step 2: Convert to fraction form
    147,926.70/221,890.05 = 132,180.30/x
  3. Step 3: Cross multiply
    147,926.70x = 221,890.05 × 132,180.30
  4. Step 4: Simplify right side
    147,926.70x = 29,329,493,376.02
  5. Step 5: Solve for x
    x = 29,329,493,376.02/147,926.70
  6. Step 6: Final answer
    x = 198,270.45

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Similar ratio
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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.