Home / 60,963.20-84,128.64-34,105.44

Finding the Fourth Proportional to 60,963.20, 84,128.64 and 34,105.44

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Solution

The fourth proportional to 60,963.20, 84,128.64 and 34,105.44 is: 47,065.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,963.20 : 84,128.64 = 34,105.44 : x
  2. Step 2: Convert to fraction form
    60,963.20/84,128.64 = 34,105.44/x
  3. Step 3: Cross multiply
    60,963.20x = 84,128.64 × 34,105.44
  4. Step 4: Simplify right side
    60,963.20x = 2,869,244,283.80
  5. Step 5: Solve for x
    x = 2,869,244,283.80/60,963.20
  6. Step 6: Final answer
    x = 47,065.18

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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.