Home / 68,315.20-94,260.64-41,471.84

Finding the Fourth Proportional to 68,315.20, 94,260.64 and 41,471.84

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Solution

The fourth proportional to 68,315.20, 94,260.64 and 41,471.84 is: 57,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,315.20 : 94,260.64 = 41,471.84 : x
  2. Step 2: Convert to fraction form
    68,315.20/94,260.64 = 41,471.84/x
  3. Step 3: Cross multiply
    68,315.20x = 94,260.64 × 41,471.84
  4. Step 4: Simplify right side
    68,315.20x = 3,909,162,180.38
  5. Step 5: Solve for x
    x = 3,909,162,180.38/68,315.20
  6. Step 6: Final answer
    x = 57,222.44

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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.