Home / 168,081.40-252,122.10-61,465.15

Finding the Fourth Proportional to 168,081.40, 252,122.10 and 61,465.15

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Solution

The fourth proportional to 168,081.40, 252,122.10 and 61,465.15 is: 92,197.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,081.40 : 252,122.10 = 61,465.15 : x
  2. Step 2: Convert to fraction form
    168,081.40/252,122.10 = 61,465.15/x
  3. Step 3: Cross multiply
    168,081.40x = 252,122.10 × 61,465.15
  4. Step 4: Simplify right side
    168,081.40x = 15,496,722,694.82
  5. Step 5: Solve for x
    x = 15,496,722,694.82/168,081.40
  6. Step 6: Final answer
    x = 92,197.73

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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.