Home / 92,119.38-138,172.89-25,560.09

Finding the Fourth Proportional to 92,119.38, 138,172.89 and 25,560.09

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Solution

The fourth proportional to 92,119.38, 138,172.89 and 25,560.09 is: 38,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,119.38 : 138,172.89 = 25,560.09 : x
  2. Step 2: Convert to fraction form
    92,119.38/138,172.89 = 25,560.09/x
  3. Step 3: Cross multiply
    92,119.38x = 138,172.89 × 25,560.09
  4. Step 4: Simplify right side
    92,119.38x = 3,531,711,503.96
  5. Step 5: Solve for x
    x = 3,531,711,503.96/92,119.38
  6. Step 6: Final answer
    x = 38,338.42

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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.