Home / 68,143.68-94,037.56-37,928.52

Finding the Fourth Proportional to 68,143.68, 94,037.56 and 37,928.52

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Solution

The fourth proportional to 68,143.68, 94,037.56 and 37,928.52 is: 52,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,143.68 : 94,037.56 = 37,928.52 : x
  2. Step 2: Convert to fraction form
    68,143.68/94,037.56 = 37,928.52/x
  3. Step 3: Cross multiply
    68,143.68x = 94,037.56 × 37,928.52
  4. Step 4: Simplify right side
    68,143.68x = 3,566,705,475.21
  5. Step 5: Solve for x
    x = 3,566,705,475.21/68,143.68
  6. Step 6: Final answer
    x = 52,340.96

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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.