Home / 133,034.82-199,585.35-39,538.02

Finding the Fourth Proportional to 133,034.82, 199,585.35 and 39,538.02

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Solution

The fourth proportional to 133,034.82, 199,585.35 and 39,538.02 is: 59,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,034.82 : 199,585.35 = 39,538.02 : x
  2. Step 2: Convert to fraction form
    133,034.82/199,585.35 = 39,538.02/x
  3. Step 3: Cross multiply
    133,034.82x = 199,585.35 × 39,538.02
  4. Step 4: Simplify right side
    133,034.82x = 7,891,209,560.01
  5. Step 5: Solve for x
    x = 7,891,209,560.01/133,034.82
  6. Step 6: Final answer
    x = 59,316.87

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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.