Home / 149,029.40-223,544.10-132,699.80

Finding the Fourth Proportional to 149,029.40, 223,544.10 and 132,699.80

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Solution

The fourth proportional to 149,029.40, 223,544.10 and 132,699.80 is: 199,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,029.40 : 223,544.10 = 132,699.80 : x
  2. Step 2: Convert to fraction form
    149,029.40/223,544.10 = 132,699.80/x
  3. Step 3: Cross multiply
    149,029.40x = 223,544.10 × 132,699.80
  4. Step 4: Simplify right side
    149,029.40x = 29,664,257,361.18
  5. Step 5: Solve for x
    x = 29,664,257,361.18/149,029.40
  6. Step 6: Final answer
    x = 199,049.70

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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.