Home / 49,813.78-68,742.60-27,152.36

Finding the Fourth Proportional to 49,813.78, 68,742.60 and 27,152.36

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Solution

The fourth proportional to 49,813.78, 68,742.60 and 27,152.36 is: 37,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,813.78 : 68,742.60 = 27,152.36 : x
  2. Step 2: Convert to fraction form
    49,813.78/68,742.60 = 27,152.36/x
  3. Step 3: Cross multiply
    49,813.78x = 68,742.60 × 27,152.36
  4. Step 4: Simplify right side
    49,813.78x = 1,866,523,838.43
  5. Step 5: Solve for x
    x = 1,866,523,838.43/49,813.78
  6. Step 6: Final answer
    x = 37,470.03

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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.