Home / 269,808.28-404,714.04-120,013.36

Finding the Fourth Proportional to 269,808.28, 404,714.04 and 120,013.36

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Solution

The fourth proportional to 269,808.28, 404,714.04 and 120,013.36 is: 180,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,808.28 : 404,714.04 = 120,013.36 : x
  2. Step 2: Convert to fraction form
    269,808.28/404,714.04 = 120,013.36/x
  3. Step 3: Cross multiply
    269,808.28x = 404,714.04 × 120,013.36
  4. Step 4: Simplify right side
    269,808.28x = 48,571,091,779.57
  5. Step 5: Solve for x
    x = 48,571,091,779.57/269,808.28
  6. Step 6: Final answer
    x = 180,020.76

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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.