Home / 148,921.20-223,381.80-133,714.80

Finding the Fourth Proportional to 148,921.20, 223,381.80 and 133,714.80

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Solution

The fourth proportional to 148,921.20, 223,381.80 and 133,714.80 is: 200,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,921.20 : 223,381.80 = 133,714.80 : x
  2. Step 2: Convert to fraction form
    148,921.20/223,381.80 = 133,714.80/x
  3. Step 3: Cross multiply
    148,921.20x = 223,381.80 × 133,714.80
  4. Step 4: Simplify right side
    148,921.20x = 29,869,452,710.64
  5. Step 5: Solve for x
    x = 29,869,452,710.64/148,921.20
  6. Step 6: Final answer
    x = 200,572.20

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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.