Home / 149,247.40-223,871.10-132,917.80

Finding the Fourth Proportional to 149,247.40, 223,871.10 and 132,917.80

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Solution

The fourth proportional to 149,247.40, 223,871.10 and 132,917.80 is: 199,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,247.40 : 223,871.10 = 132,917.80 : x
  2. Step 2: Convert to fraction form
    149,247.40/223,871.10 = 132,917.80/x
  3. Step 3: Cross multiply
    149,247.40x = 223,871.10 × 132,917.80
  4. Step 4: Simplify right side
    149,247.40x = 29,756,454,095.58
  5. Step 5: Solve for x
    x = 29,756,454,095.58/149,247.40
  6. Step 6: Final answer
    x = 199,376.70

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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.