Home / 60,772.20-91,158.30-50,930.70

Finding the Fourth Proportional to 60,772.20, 91,158.30 and 50,930.70

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Solution

The fourth proportional to 60,772.20, 91,158.30 and 50,930.70 is: 76,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,772.20 : 91,158.30 = 50,930.70 : x
  2. Step 2: Convert to fraction form
    60,772.20/91,158.30 = 50,930.70/x
  3. Step 3: Cross multiply
    60,772.20x = 91,158.30 × 50,930.70
  4. Step 4: Simplify right side
    60,772.20x = 4,642,756,029.81
  5. Step 5: Solve for x
    x = 4,642,756,029.81/60,772.20
  6. Step 6: Final answer
    x = 76,396.05

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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.