Home / 49,504.47-68,310.04-31,609.95

Finding the Fourth Proportional to 49,504.47, 68,310.04 and 31,609.95

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Solution

The fourth proportional to 49,504.47, 68,310.04 and 31,609.95 is: 43,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,504.47 : 68,310.04 = 31,609.95 : x
  2. Step 2: Convert to fraction form
    49,504.47/68,310.04 = 31,609.95/x
  3. Step 3: Cross multiply
    49,504.47x = 68,310.04 × 31,609.95
  4. Step 4: Simplify right side
    49,504.47x = 2,159,276,948.90
  5. Step 5: Solve for x
    x = 2,159,276,948.90/49,504.47
  6. Step 6: Final answer
    x = 43,617.82

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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.