Home / 149,446.52-206,240.03-84,913.61

Finding the Fourth Proportional to 149,446.52, 206,240.03 and 84,913.61

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Solution

The fourth proportional to 149,446.52, 206,240.03 and 84,913.61 is: 117,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,446.52 : 206,240.03 = 84,913.61 : x
  2. Step 2: Convert to fraction form
    149,446.52/206,240.03 = 84,913.61/x
  3. Step 3: Cross multiply
    149,446.52x = 206,240.03 × 84,913.61
  4. Step 4: Simplify right side
    149,446.52x = 17,512,585,473.81
  5. Step 5: Solve for x
    x = 17,512,585,473.81/149,446.52
  6. Step 6: Final answer
    x = 117,182.96

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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.