Home / 149,416.27-206,396.38-119,411.89

Finding the Fourth Proportional to 149,416.27, 206,396.38 and 119,411.89

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Solution

The fourth proportional to 149,416.27, 206,396.38 and 119,411.89 is: 164,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,416.27 : 206,396.38 = 119,411.89 : x
  2. Step 2: Convert to fraction form
    149,416.27/206,396.38 = 119,411.89/x
  3. Step 3: Cross multiply
    149,416.27x = 206,396.38 × 119,411.89
  4. Step 4: Simplify right side
    149,416.27x = 24,646,180,195.92
  5. Step 5: Solve for x
    x = 24,646,180,195.92/149,416.27
  6. Step 6: Final answer
    x = 164,949.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.