Home / 50,965.92-70,279.20-35,853.60

Finding the Fourth Proportional to 50,965.92, 70,279.20 and 35,853.60

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Solution

The fourth proportional to 50,965.92, 70,279.20 and 35,853.60 is: 49,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,965.92 : 70,279.20 = 35,853.60 : x
  2. Step 2: Convert to fraction form
    50,965.92/70,279.20 = 35,853.60/x
  3. Step 3: Cross multiply
    50,965.92x = 70,279.20 × 35,853.60
  4. Step 4: Simplify right side
    50,965.92x = 2,519,762,325.12
  5. Step 5: Solve for x
    x = 2,519,762,325.12/50,965.92
  6. Step 6: Final answer
    x = 49,440.14

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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.