Home / 75,711.83-104,480.91-41,723.46

Finding the Fourth Proportional to 75,711.83, 104,480.91 and 41,723.46

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Solution

The fourth proportional to 75,711.83, 104,480.91 and 41,723.46 is: 57,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,711.83 : 104,480.91 = 41,723.46 : x
  2. Step 2: Convert to fraction form
    75,711.83/104,480.91 = 41,723.46/x
  3. Step 3: Cross multiply
    75,711.83x = 104,480.91 × 41,723.46
  4. Step 4: Simplify right side
    75,711.83x = 4,359,305,069.15
  5. Step 5: Solve for x
    x = 4,359,305,069.15/75,711.83
  6. Step 6: Final answer
    x = 57,577.60

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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.