Home / 99,725.56-149,589.62-33,165.68

Finding the Fourth Proportional to 99,725.56, 149,589.62 and 33,165.68

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Solution

The fourth proportional to 99,725.56, 149,589.62 and 33,165.68 is: 49,748.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,725.56 : 149,589.62 = 33,165.68 : x
  2. Step 2: Convert to fraction form
    99,725.56/149,589.62 = 33,165.68/x
  3. Step 3: Cross multiply
    99,725.56x = 149,589.62 × 33,165.68
  4. Step 4: Simplify right side
    99,725.56x = 4,961,240,678.84
  5. Step 5: Solve for x
    x = 4,961,240,678.84/99,725.56
  6. Step 6: Final answer
    x = 49,748.94

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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.