Home / 137,059.99-205,091.75-113,145.14

Finding the Fourth Proportional to 137,059.99, 205,091.75 and 113,145.14

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Solution

The fourth proportional to 137,059.99, 205,091.75 and 113,145.14 is: 169,306.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,059.99 : 205,091.75 = 113,145.14 : x
  2. Step 2: Convert to fraction form
    137,059.99/205,091.75 = 113,145.14/x
  3. Step 3: Cross multiply
    137,059.99x = 205,091.75 × 113,145.14
  4. Step 4: Simplify right side
    137,059.99x = 23,205,135,562.19
  5. Step 5: Solve for x
    x = 23,205,135,562.19/137,059.99
  6. Step 6: Final answer
    x = 169,306.42

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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.