Home / 245,540.16-338,848.92-144,938.16

Finding the Fourth Proportional to 245,540.16, 338,848.92 and 144,938.16

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Solution

The fourth proportional to 245,540.16, 338,848.92 and 144,938.16 is: 200,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,540.16 : 338,848.92 = 144,938.16 : x
  2. Step 2: Convert to fraction form
    245,540.16/338,848.92 = 144,938.16/x
  3. Step 3: Cross multiply
    245,540.16x = 338,848.92 × 144,938.16
  4. Step 4: Simplify right side
    245,540.16x = 49,112,138,982.79
  5. Step 5: Solve for x
    x = 49,112,138,982.79/245,540.16
  6. Step 6: Final answer
    x = 200,016.73

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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.