Home / 52,864.20-79,296.30-40,422.60

Finding the Fourth Proportional to 52,864.20, 79,296.30 and 40,422.60

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Solution

The fourth proportional to 52,864.20, 79,296.30 and 40,422.60 is: 60,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,864.20 : 79,296.30 = 40,422.60 : x
  2. Step 2: Convert to fraction form
    52,864.20/79,296.30 = 40,422.60/x
  3. Step 3: Cross multiply
    52,864.20x = 79,296.30 × 40,422.60
  4. Step 4: Simplify right side
    52,864.20x = 3,205,362,616.38
  5. Step 5: Solve for x
    x = 3,205,362,616.38/52,864.20
  6. Step 6: Final answer
    x = 60,633.90

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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.