Home / 54,680.27-75,414.14-45,915.10

Finding the Fourth Proportional to 54,680.27, 75,414.14 and 45,915.10

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Solution

The fourth proportional to 54,680.27, 75,414.14 and 45,915.10 is: 63,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,680.27 : 75,414.14 = 45,915.10 : x
  2. Step 2: Convert to fraction form
    54,680.27/75,414.14 = 45,915.10/x
  3. Step 3: Cross multiply
    54,680.27x = 75,414.14 × 45,915.10
  4. Step 4: Simplify right side
    54,680.27x = 3,462,647,957.79
  5. Step 5: Solve for x
    x = 3,462,647,957.79/54,680.27
  6. Step 6: Final answer
    x = 63,325.37

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1.5x scale

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.