Home / 132,710.27-199,065.42-39,208.73

Finding the Fourth Proportional to 132,710.27, 199,065.42 and 39,208.73

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Solution

The fourth proportional to 132,710.27, 199,065.42 and 39,208.73 is: 58,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,710.27 : 199,065.42 = 39,208.73 : x
  2. Step 2: Convert to fraction form
    132,710.27/199,065.42 = 39,208.73/x
  3. Step 3: Cross multiply
    132,710.27x = 199,065.42 × 39,208.73
  4. Step 4: Simplify right side
    132,710.27x = 7,805,102,305.12
  5. Step 5: Solve for x
    x = 7,805,102,305.12/132,710.27
  6. Step 6: Final answer
    x = 58,813.10

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1.5x scale

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.