Home / 206,764.20-285,340.98-116,122.10

Finding the Fourth Proportional to 206,764.20, 285,340.98 and 116,122.10

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Solution

The fourth proportional to 206,764.20, 285,340.98 and 116,122.10 is: 160,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,764.20 : 285,340.98 = 116,122.10 : x
  2. Step 2: Convert to fraction form
    206,764.20/285,340.98 = 116,122.10/x
  3. Step 3: Cross multiply
    206,764.20x = 285,340.98 × 116,122.10
  4. Step 4: Simplify right side
    206,764.20x = 33,134,392,386.95
  5. Step 5: Solve for x
    x = 33,134,392,386.95/206,764.20
  6. Step 6: Final answer
    x = 160,252.08

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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.