Home / 50,853.20-76,279.80-35,301.20

Finding the Fourth Proportional to 50,853.20, 76,279.80 and 35,301.20

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Solution

The fourth proportional to 50,853.20, 76,279.80 and 35,301.20 is: 52,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,853.20 : 76,279.80 = 35,301.20 : x
  2. Step 2: Convert to fraction form
    50,853.20/76,279.80 = 35,301.20/x
  3. Step 3: Cross multiply
    50,853.20x = 76,279.80 × 35,301.20
  4. Step 4: Simplify right side
    50,853.20x = 2,692,768,475.76
  5. Step 5: Solve for x
    x = 2,692,768,475.76/50,853.20
  6. Step 6: Final answer
    x = 52,951.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.