Home / 131,998,793.69-182,167,542.28-87,267,048.25

Finding the Fourth Proportional to 131,998,793.69, 182,167,542.28 and 87,267,048.25

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Solution

The fourth proportional to 131,998,793.69, 182,167,542.28 and 87,267,048.25 is: 120,434,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,998,793.69 : 182,167,542.28 = 87,267,048.25 : x
  2. Step 2: Convert to fraction form
    131,998,793.69/182,167,542.28 = 87,267,048.25/x
  3. Step 3: Cross multiply
    131,998,793.69x = 182,167,542.28 × 87,267,048.25
  4. Step 4: Simplify right side
    131,998,793.69x = 15,897,223,701,969,926
  5. Step 5: Solve for x
    x = 15,897,223,701,969,926/131,998,793.69
  6. Step 6: Final answer
    x = 120,434,613.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.