Home / 192,440.10-287,882.55-166,433.70

Finding the Fourth Proportional to 192,440.10, 287,882.55 and 166,433.70

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Solution

The fourth proportional to 192,440.10, 287,882.55 and 166,433.70 is: 248,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,440.10 : 287,882.55 = 166,433.70 : x
  2. Step 2: Convert to fraction form
    192,440.10/287,882.55 = 166,433.70/x
  3. Step 3: Cross multiply
    192,440.10x = 287,882.55 × 166,433.70
  4. Step 4: Simplify right side
    192,440.10x = 47,913,357,961.94
  5. Step 5: Solve for x
    x = 47,913,357,961.94/192,440.10
  6. Step 6: Final answer
    x = 248,978.04

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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.