Home / 260,998.68-391,547.22-83,458.02

Finding the Fourth Proportional to 260,998.68, 391,547.22 and 83,458.02

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Solution

The fourth proportional to 260,998.68, 391,547.22 and 83,458.02 is: 125,202.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,998.68 : 391,547.22 = 83,458.02 : x
  2. Step 2: Convert to fraction form
    260,998.68/391,547.22 = 83,458.02/x
  3. Step 3: Cross multiply
    260,998.68x = 391,547.22 × 83,458.02
  4. Step 4: Simplify right side
    260,998.68x = 32,677,755,717.70
  5. Step 5: Solve for x
    x = 32,677,755,717.70/260,998.68
  6. Step 6: Final answer
    x = 125,202.76

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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.