Home / 75,095.12-103,626.60-41,561.84

Finding the Fourth Proportional to 75,095.12, 103,626.60 and 41,561.84

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Solution

The fourth proportional to 75,095.12, 103,626.60 and 41,561.84 is: 57,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,095.12 : 103,626.60 = 41,561.84 : x
  2. Step 2: Convert to fraction form
    75,095.12/103,626.60 = 41,561.84/x
  3. Step 3: Cross multiply
    75,095.12x = 103,626.60 × 41,561.84
  4. Step 4: Simplify right side
    75,095.12x = 4,306,912,168.94
  5. Step 5: Solve for x
    x = 4,306,912,168.94/75,095.12
  6. Step 6: Final answer
    x = 57,352.76

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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.