Home / 49,800.28-68,724.40-27,139.28

Finding the Fourth Proportional to 49,800.28, 68,724.40 and 27,139.28

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Solution

The fourth proportional to 49,800.28, 68,724.40 and 27,139.28 is: 37,452.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,800.28 : 68,724.40 = 27,139.28 : x
  2. Step 2: Convert to fraction form
    49,800.28/68,724.40 = 27,139.28/x
  3. Step 3: Cross multiply
    49,800.28x = 68,724.40 × 27,139.28
  4. Step 4: Simplify right side
    49,800.28x = 1,865,130,255.11
  5. Step 5: Solve for x
    x = 1,865,130,255.11/49,800.28
  6. Step 6: Final answer
    x = 37,452.21

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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.