Home / 63,972.90-95,911.96-30,661.26

Finding the Fourth Proportional to 63,972.90, 95,911.96 and 30,661.26

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Solution

The fourth proportional to 63,972.90, 95,911.96 and 30,661.26 is: 45,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,972.90 : 95,911.96 = 30,661.26 : x
  2. Step 2: Convert to fraction form
    63,972.90/95,911.96 = 30,661.26/x
  3. Step 3: Cross multiply
    63,972.90x = 95,911.96 × 30,661.26
  4. Step 4: Simplify right side
    63,972.90x = 2,940,781,542.67
  5. Step 5: Solve for x
    x = 2,940,781,542.67/63,972.90
  6. Step 6: Final answer
    x = 45,969.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.