Home / 149,250.20-223,875.30-131,754.20

Finding the Fourth Proportional to 149,250.20, 223,875.30 and 131,754.20

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Solution

The fourth proportional to 149,250.20, 223,875.30 and 131,754.20 is: 197,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,250.20 : 223,875.30 = 131,754.20 : x
  2. Step 2: Convert to fraction form
    149,250.20/223,875.30 = 131,754.20/x
  3. Step 3: Cross multiply
    149,250.20x = 223,875.30 × 131,754.20
  4. Step 4: Simplify right side
    149,250.20x = 29,496,511,051.26
  5. Step 5: Solve for x
    x = 29,496,511,051.26/149,250.20
  6. Step 6: Final answer
    x = 197,631.30

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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.