Home / 49,829.10-68,725.27-31,925.78

Finding the Fourth Proportional to 49,829.10, 68,725.27 and 31,925.78

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Solution

The fourth proportional to 49,829.10, 68,725.27 and 31,925.78 is: 44,032.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,829.10 : 68,725.27 = 31,925.78 : x
  2. Step 2: Convert to fraction form
    49,829.10/68,725.27 = 31,925.78/x
  3. Step 3: Cross multiply
    49,829.10x = 68,725.27 × 31,925.78
  4. Step 4: Simplify right side
    49,829.10x = 2,194,107,850.46
  5. Step 5: Solve for x
    x = 2,194,107,850.46/49,829.10
  6. Step 6: Final answer
    x = 44,032.66

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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.