Home / 49,372.80-68,126.94-31,483.08

Finding the Fourth Proportional to 49,372.80, 68,126.94 and 31,483.08

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Solution

The fourth proportional to 49,372.80, 68,126.94 and 31,483.08 is: 43,441.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,372.80 : 68,126.94 = 31,483.08 : x
  2. Step 2: Convert to fraction form
    49,372.80/68,126.94 = 31,483.08/x
  3. Step 3: Cross multiply
    49,372.80x = 68,126.94 × 31,483.08
  4. Step 4: Simplify right side
    49,372.80x = 2,144,845,902.18
  5. Step 5: Solve for x
    x = 2,144,845,902.18/49,372.80
  6. Step 6: Final answer
    x = 43,441.85

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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.