Home / 60,422.20-90,633.30-50,745.40

Finding the Fourth Proportional to 60,422.20, 90,633.30 and 50,745.40

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Solution

The fourth proportional to 60,422.20, 90,633.30 and 50,745.40 is: 76,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,422.20 : 90,633.30 = 50,745.40 : x
  2. Step 2: Convert to fraction form
    60,422.20/90,633.30 = 50,745.40/x
  3. Step 3: Cross multiply
    60,422.20x = 90,633.30 × 50,745.40
  4. Step 4: Simplify right side
    60,422.20x = 4,599,223,061.82
  5. Step 5: Solve for x
    x = 4,599,223,061.82/60,422.20
  6. Step 6: Final answer
    x = 76,118.10

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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.