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Finding the Fourth Proportional to 75,791.04, 104,587.04 and 41,799.90

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Solution

The fourth proportional to 75,791.04, 104,587.04 and 41,799.90 is: 57,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,791.04 : 104,587.04 = 41,799.90 : x
  2. Step 2: Convert to fraction form
    75,791.04/104,587.04 = 41,799.90/x
  3. Step 3: Cross multiply
    75,791.04x = 104,587.04 × 41,799.90
  4. Step 4: Simplify right side
    75,791.04x = 4,371,727,604.30
  5. Step 5: Solve for x
    x = 4,371,727,604.30/75,791.04
  6. Step 6: Final answer
    x = 57,681.32

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1.5x scale

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.