Home / 77,589.38-107,114.26-52,229.08

Finding the Fourth Proportional to 77,589.38, 107,114.26 and 52,229.08

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Solution

The fourth proportional to 77,589.38, 107,114.26 and 52,229.08 is: 72,103.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,589.38 : 107,114.26 = 52,229.08 : x
  2. Step 2: Convert to fraction form
    77,589.38/107,114.26 = 52,229.08/x
  3. Step 3: Cross multiply
    77,589.38x = 107,114.26 × 52,229.08
  4. Step 4: Simplify right side
    77,589.38x = 5,594,479,254.68
  5. Step 5: Solve for x
    x = 5,594,479,254.68/77,589.38
  6. Step 6: Final answer
    x = 72,103.67

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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.