Home / 245,081.27-338,299.06-148,290.12

Finding the Fourth Proportional to 245,081.27, 338,299.06 and 148,290.12

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Solution

The fourth proportional to 245,081.27, 338,299.06 and 148,290.12 is: 204,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,081.27 : 338,299.06 = 148,290.12 : x
  2. Step 2: Convert to fraction form
    245,081.27/338,299.06 = 148,290.12/x
  3. Step 3: Cross multiply
    245,081.27x = 338,299.06 × 148,290.12
  4. Step 4: Simplify right side
    245,081.27x = 50,166,408,203.29
  5. Step 5: Solve for x
    x = 50,166,408,203.29/245,081.27
  6. Step 6: Final answer
    x = 204,692.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.