Home / 48,723.32-73,076.78-17,156.81

Finding the Fourth Proportional to 48,723.32, 73,076.78 and 17,156.81

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Solution

The fourth proportional to 48,723.32, 73,076.78 and 17,156.81 is: 25,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,723.32 : 73,076.78 = 17,156.81 : x
  2. Step 2: Convert to fraction form
    48,723.32/73,076.78 = 17,156.81/x
  3. Step 3: Cross multiply
    48,723.32x = 73,076.78 × 17,156.81
  4. Step 4: Simplify right side
    48,723.32x = 1,253,764,655.46
  5. Step 5: Solve for x
    x = 1,253,764,655.46/48,723.32
  6. Step 6: Final answer
    x = 25,732.33

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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.