Home / 294,916.80-442,375.20-108,001.20

Finding the Fourth Proportional to 294,916.80, 442,375.20 and 108,001.20

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Solution

The fourth proportional to 294,916.80, 442,375.20 and 108,001.20 is: 162,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,916.80 : 442,375.20 = 108,001.20 : x
  2. Step 2: Convert to fraction form
    294,916.80/442,375.20 = 108,001.20/x
  3. Step 3: Cross multiply
    294,916.80x = 442,375.20 × 108,001.20
  4. Step 4: Simplify right side
    294,916.80x = 47,777,052,450.24
  5. Step 5: Solve for x
    x = 47,777,052,450.24/294,916.80
  6. Step 6: Final answer
    x = 162,001.80

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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.