Home / 49,830.10-68,726.65-31,926.78

Finding the Fourth Proportional to 49,830.10, 68,726.65 and 31,926.78

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Solution

The fourth proportional to 49,830.10, 68,726.65 and 31,926.78 is: 44,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,830.10 : 68,726.65 = 31,926.78 : x
  2. Step 2: Convert to fraction form
    49,830.10/68,726.65 = 31,926.78/x
  3. Step 3: Cross multiply
    49,830.10x = 68,726.65 × 31,926.78
  4. Step 4: Simplify right side
    49,830.10x = 2,194,220,634.69
  5. Step 5: Solve for x
    x = 2,194,220,634.69/49,830.10
  6. Step 6: Final answer
    x = 44,034.04

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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.