Home / 83,442.64-125,171.63-27,283.04

Finding the Fourth Proportional to 83,442.64, 125,171.63 and 27,283.04

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Solution

The fourth proportional to 83,442.64, 125,171.63 and 27,283.04 is: 40,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,442.64 : 125,171.63 = 27,283.04 : x
  2. Step 2: Convert to fraction form
    83,442.64/125,171.63 = 27,283.04/x
  3. Step 3: Cross multiply
    83,442.64x = 125,171.63 × 27,283.04
  4. Step 4: Simplify right side
    83,442.64x = 3,415,062,588.16
  5. Step 5: Solve for x
    x = 3,415,062,588.16/83,442.64
  6. Step 6: Final answer
    x = 40,927.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.