Home / 132,910.56-199,331.76-39,394.44

Finding the Fourth Proportional to 132,910.56, 199,331.76 and 39,394.44

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Solution

The fourth proportional to 132,910.56, 199,331.76 and 39,394.44 is: 59,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,910.56 : 199,331.76 = 39,394.44 : x
  2. Step 2: Convert to fraction form
    132,910.56/199,331.76 = 39,394.44/x
  3. Step 3: Cross multiply
    132,910.56x = 199,331.76 × 39,394.44
  4. Step 4: Simplify right side
    132,910.56x = 7,852,563,059.41
  5. Step 5: Solve for x
    x = 7,852,563,059.41/132,910.56
  6. Step 6: Final answer
    x = 59,081.56

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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.