Home / 99,427.28-149,164.28-32,867.41

Finding the Fourth Proportional to 99,427.28, 149,164.28 and 32,867.41

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Solution

The fourth proportional to 99,427.28, 149,164.28 and 32,867.41 is: 49,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,427.28 : 149,164.28 = 32,867.41 : x
  2. Step 2: Convert to fraction form
    99,427.28/149,164.28 = 32,867.41/x
  3. Step 3: Cross multiply
    99,427.28x = 149,164.28 × 32,867.41
  4. Step 4: Simplify right side
    99,427.28x = 4,902,642,637.96
  5. Step 5: Solve for x
    x = 4,902,642,637.96/99,427.28
  6. Step 6: Final answer
    x = 49,308.83

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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.