Home / 91,954,763.28-137,776,057.92-55,486,528.56

Finding the Fourth Proportional to 91,954,763.28, 137,776,057.92 and 55,486,528.56

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Solution

The fourth proportional to 91,954,763.28, 137,776,057.92 and 55,486,528.56 is: 83,135,608.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,954,763.28 : 137,776,057.92 = 55,486,528.56 : x
  2. Step 2: Convert to fraction form
    91,954,763.28/137,776,057.92 = 55,486,528.56/x
  3. Step 3: Cross multiply
    91,954,763.28x = 137,776,057.92 × 55,486,528.56
  4. Step 4: Simplify right side
    91,954,763.28x = 7,644,715,172,662,294
  5. Step 5: Solve for x
    x = 7,644,715,172,662,294/91,954,763.28
  6. Step 6: Final answer
    x = 83,135,608.21

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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.