Home / 112,195.80-168,077.70-88,377.30

Finding the Fourth Proportional to 112,195.80, 168,077.70 and 88,377.30

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Solution

The fourth proportional to 112,195.80, 168,077.70 and 88,377.30 is: 132,395.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,195.80 : 168,077.70 = 88,377.30 : x
  2. Step 2: Convert to fraction form
    112,195.80/168,077.70 = 88,377.30/x
  3. Step 3: Cross multiply
    112,195.80x = 168,077.70 × 88,377.30
  4. Step 4: Simplify right side
    112,195.80x = 14,854,253,316.21
  5. Step 5: Solve for x
    x = 14,854,253,316.21/112,195.80
  6. Step 6: Final answer
    x = 132,395.81

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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.