Home / 54,227.28-74,834.41-31,244.40

Finding the Fourth Proportional to 54,227.28, 74,834.41 and 31,244.40

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Solution

The fourth proportional to 54,227.28, 74,834.41 and 31,244.40 is: 43,117.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,227.28 : 74,834.41 = 31,244.40 : x
  2. Step 2: Convert to fraction form
    54,227.28/74,834.41 = 31,244.40/x
  3. Step 3: Cross multiply
    54,227.28x = 74,834.41 × 31,244.40
  4. Step 4: Simplify right side
    54,227.28x = 2,338,156,161.69
  5. Step 5: Solve for x
    x = 2,338,156,161.69/54,227.28
  6. Step 6: Final answer
    x = 43,117.71

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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.