Home / 269,764.60-404,808.90-111,976.60

Finding the Fourth Proportional to 269,764.60, 404,808.90 and 111,976.60

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Solution

The fourth proportional to 269,764.60, 404,808.90 and 111,976.60 is: 168,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,764.60 : 404,808.90 = 111,976.60 : x
  2. Step 2: Convert to fraction form
    269,764.60/404,808.90 = 111,976.60/x
  3. Step 3: Cross multiply
    269,764.60x = 404,808.90 × 111,976.60
  4. Step 4: Simplify right side
    269,764.60x = 45,329,124,271.74
  5. Step 5: Solve for x
    x = 45,329,124,271.74/269,764.60
  6. Step 6: Final answer
    x = 168,032.14

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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.