Home / 60,119.20-82,938-36,231.76

Finding the Fourth Proportional to 60,119.20, 82,938 and 36,231.76

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Solution

The fourth proportional to 60,119.20, 82,938 and 36,231.76 is: 49,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,119.20 : 82,938 = 36,231.76 : x
  2. Step 2: Convert to fraction form
    60,119.20/82,938 = 36,231.76/x
  3. Step 3: Cross multiply
    60,119.20x = 82,938 × 36,231.76
  4. Step 4: Simplify right side
    60,119.20x = 3,004,989,710.88
  5. Step 5: Solve for x
    x = 3,004,989,710.88/60,119.20
  6. Step 6: Final answer
    x = 49,983.86

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1.5x scale

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.