Home / 61,772.12-85,243.32-34,914.04

Finding the Fourth Proportional to 61,772.12, 85,243.32 and 34,914.04

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Solution

The fourth proportional to 61,772.12, 85,243.32 and 34,914.04 is: 48,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,772.12 : 85,243.32 = 34,914.04 : x
  2. Step 2: Convert to fraction form
    61,772.12/85,243.32 = 34,914.04/x
  3. Step 3: Cross multiply
    61,772.12x = 85,243.32 × 34,914.04
  4. Step 4: Simplify right side
    61,772.12x = 2,976,188,684.21
  5. Step 5: Solve for x
    x = 2,976,188,684.21/61,772.12
  6. Step 6: Final answer
    x = 48,180.13

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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.