Home / 245,252.17-338,450.23-148,458.25

Finding the Fourth Proportional to 245,252.17, 338,450.23 and 148,458.25

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Solution

The fourth proportional to 245,252.17, 338,450.23 and 148,458.25 is: 204,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,252.17 : 338,450.23 = 148,458.25 : x
  2. Step 2: Convert to fraction form
    245,252.17/338,450.23 = 148,458.25/x
  3. Step 3: Cross multiply
    245,252.17x = 338,450.23 × 148,458.25
  4. Step 4: Simplify right side
    245,252.17x = 50,245,728,857.90
  5. Step 5: Solve for x
    x = 50,245,728,857.90/245,252.17
  6. Step 6: Final answer
    x = 204,873.74

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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.