Home / 135,921.65-203,770.22-59,966.06

Finding the Fourth Proportional to 135,921.65, 203,770.22 and 59,966.06

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Solution

The fourth proportional to 135,921.65, 203,770.22 and 59,966.06 is: 89,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,921.65 : 203,770.22 = 59,966.06 : x
  2. Step 2: Convert to fraction form
    135,921.65/203,770.22 = 59,966.06/x
  3. Step 3: Cross multiply
    135,921.65x = 203,770.22 × 59,966.06
  4. Step 4: Simplify right side
    135,921.65x = 12,219,295,920.05
  5. Step 5: Solve for x
    x = 12,219,295,920.05/135,921.65
  6. Step 6: Final answer
    x = 89,899.56

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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.