Home / 193,890.24-267,564-109,007.04

Finding the Fourth Proportional to 193,890.24, 267,564 and 109,007.04

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Solution

The fourth proportional to 193,890.24, 267,564 and 109,007.04 is: 150,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,890.24 : 267,564 = 109,007.04 : x
  2. Step 2: Convert to fraction form
    193,890.24/267,564 = 109,007.04/x
  3. Step 3: Cross multiply
    193,890.24x = 267,564 × 109,007.04
  4. Step 4: Simplify right side
    193,890.24x = 29,166,359,650.56
  5. Step 5: Solve for x
    x = 29,166,359,650.56/193,890.24
  6. Step 6: Final answer
    x = 150,427.17

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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.