Home / 195,081.30-269,203.92-122,522.11

Finding the Fourth Proportional to 195,081.30, 269,203.92 and 122,522.11

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Solution

The fourth proportional to 195,081.30, 269,203.92 and 122,522.11 is: 169,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,081.30 : 269,203.92 = 122,522.11 : x
  2. Step 2: Convert to fraction form
    195,081.30/269,203.92 = 122,522.11/x
  3. Step 3: Cross multiply
    195,081.30x = 269,203.92 × 122,522.11
  4. Step 4: Simplify right side
    195,081.30x = 32,983,432,298.67
  5. Step 5: Solve for x
    x = 32,983,432,298.67/195,081.30
  6. Step 6: Final answer
    x = 169,075.32

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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.