Home / 68,877.57-103,080.44-47,841.33

Finding the Fourth Proportional to 68,877.57, 103,080.44 and 47,841.33

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Solution

The fourth proportional to 68,877.57, 103,080.44 and 47,841.33 is: 71,598.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,877.57 : 103,080.44 = 47,841.33 : x
  2. Step 2: Convert to fraction form
    68,877.57/103,080.44 = 47,841.33/x
  3. Step 3: Cross multiply
    68,877.57x = 103,080.44 × 47,841.33
  4. Step 4: Simplify right side
    68,877.57x = 4,931,505,107.38
  5. Step 5: Solve for x
    x = 4,931,505,107.38/68,877.57
  6. Step 6: Final answer
    x = 71,598.13

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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.