Home / 74,442.24-111,689.28-27,725.76

Finding the Fourth Proportional to 74,442.24, 111,689.28 and 27,725.76

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Solution

The fourth proportional to 74,442.24, 111,689.28 and 27,725.76 is: 41,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,442.24 : 111,689.28 = 27,725.76 : x
  2. Step 2: Convert to fraction form
    74,442.24/111,689.28 = 27,725.76/x
  3. Step 3: Cross multiply
    74,442.24x = 111,689.28 × 27,725.76
  4. Step 4: Simplify right side
    74,442.24x = 3,096,670,171.85
  5. Step 5: Solve for x
    x = 3,096,670,171.85/74,442.24
  6. Step 6: Final answer
    x = 41,598.29

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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.