Home / 49,864.49-68,838.39-38,508.49

Finding the Fourth Proportional to 49,864.49, 68,838.39 and 38,508.49

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Solution

The fourth proportional to 49,864.49, 68,838.39 and 38,508.49 is: 53,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,864.49 : 68,838.39 = 38,508.49 : x
  2. Step 2: Convert to fraction form
    49,864.49/68,838.39 = 38,508.49/x
  3. Step 3: Cross multiply
    49,864.49x = 68,838.39 × 38,508.49
  4. Step 4: Simplify right side
    49,864.49x = 2,650,862,452.93
  5. Step 5: Solve for x
    x = 2,650,862,452.93/49,864.49
  6. Step 6: Final answer
    x = 53,161.33

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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.