Home / 88,942.68-133,414.02-42,170.04

Finding the Fourth Proportional to 88,942.68, 133,414.02 and 42,170.04

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Solution

The fourth proportional to 88,942.68, 133,414.02 and 42,170.04 is: 63,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,942.68 : 133,414.02 = 42,170.04 : x
  2. Step 2: Convert to fraction form
    88,942.68/133,414.02 = 42,170.04/x
  3. Step 3: Cross multiply
    88,942.68x = 133,414.02 × 42,170.04
  4. Step 4: Simplify right side
    88,942.68x = 5,626,074,559.96
  5. Step 5: Solve for x
    x = 5,626,074,559.96/88,942.68
  6. Step 6: Final answer
    x = 63,255.06

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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.