Home / 245,480.04-338,747.94-136,581.48

Finding the Fourth Proportional to 245,480.04, 338,747.94 and 136,581.48

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Solution

The fourth proportional to 245,480.04, 338,747.94 and 136,581.48 is: 188,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,480.04 : 338,747.94 = 136,581.48 : x
  2. Step 2: Convert to fraction form
    245,480.04/338,747.94 = 136,581.48/x
  3. Step 3: Cross multiply
    245,480.04x = 338,747.94 × 136,581.48
  4. Step 4: Simplify right side
    245,480.04x = 46,266,694,992.15
  5. Step 5: Solve for x
    x = 46,266,694,992.15/245,480.04
  6. Step 6: Final answer
    x = 188,474.37

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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.