Home / 296,731.26-445,155.21-109,744.38

Finding the Fourth Proportional to 296,731.26, 445,155.21 and 109,744.38

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Solution

The fourth proportional to 296,731.26, 445,155.21 and 109,744.38 is: 164,638.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,731.26 : 445,155.21 = 109,744.38 : x
  2. Step 2: Convert to fraction form
    296,731.26/445,155.21 = 109,744.38/x
  3. Step 3: Cross multiply
    296,731.26x = 445,155.21 × 109,744.38
  4. Step 4: Simplify right side
    296,731.26x = 48,853,282,525.22
  5. Step 5: Solve for x
    x = 48,853,282,525.22/296,731.26
  6. Step 6: Final answer
    x = 164,638.14

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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.