Home / 195,060.24-269,107.10-122,420.74

Finding the Fourth Proportional to 195,060.24, 269,107.10 and 122,420.74

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Solution

The fourth proportional to 195,060.24, 269,107.10 and 122,420.74 is: 168,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,060.24 : 269,107.10 = 122,420.74 : x
  2. Step 2: Convert to fraction form
    195,060.24/269,107.10 = 122,420.74/x
  3. Step 3: Cross multiply
    195,060.24x = 269,107.10 × 122,420.74
  4. Step 4: Simplify right side
    195,060.24x = 32,944,291,359.44
  5. Step 5: Solve for x
    x = 32,944,291,359.44/195,060.24
  6. Step 6: Final answer
    x = 168,892.91

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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.