Home / 49,569.96-68,389.89-31,675.44

Finding the Fourth Proportional to 49,569.96, 68,389.89 and 31,675.44

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Solution

The fourth proportional to 49,569.96, 68,389.89 and 31,675.44 is: 43,701.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,569.96 : 68,389.89 = 31,675.44 : x
  2. Step 2: Convert to fraction form
    49,569.96/68,389.89 = 31,675.44/x
  3. Step 3: Cross multiply
    49,569.96x = 68,389.89 × 31,675.44
  4. Step 4: Simplify right side
    49,569.96x = 2,166,279,857.30
  5. Step 5: Solve for x
    x = 2,166,279,857.30/49,569.96
  6. Step 6: Final answer
    x = 43,701.46

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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.