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Finding the Fourth Proportional to 149,248.80, 223,872.72 and 50,752.80

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Solution

The fourth proportional to 149,248.80, 223,872.72 and 50,752.80 is: 76,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,248.80 : 223,872.72 = 50,752.80 : x
  2. Step 2: Convert to fraction form
    149,248.80/223,872.72 = 50,752.80/x
  3. Step 3: Cross multiply
    149,248.80x = 223,872.72 × 50,752.80
  4. Step 4: Simplify right side
    149,248.80x = 11,362,167,383.62
  5. Step 5: Solve for x
    x = 11,362,167,383.62/149,248.80
  6. Step 6: Final answer
    x = 76,129.04

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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.