Home / 296,916.80-445,375.20-110,001.20

Finding the Fourth Proportional to 296,916.80, 445,375.20 and 110,001.20

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Solution

The fourth proportional to 296,916.80, 445,375.20 and 110,001.20 is: 165,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,916.80 : 445,375.20 = 110,001.20 : x
  2. Step 2: Convert to fraction form
    296,916.80/445,375.20 = 110,001.20/x
  3. Step 3: Cross multiply
    296,916.80x = 445,375.20 × 110,001.20
  4. Step 4: Simplify right side
    296,916.80x = 48,991,806,450.24
  5. Step 5: Solve for x
    x = 48,991,806,450.24/296,916.80
  6. Step 6: Final answer
    x = 165,001.80

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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.