Home / 195,537.72-269,809.20-113,883.24

Finding the Fourth Proportional to 195,537.72, 269,809.20 and 113,883.24

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Solution

The fourth proportional to 195,537.72, 269,809.20 and 113,883.24 is: 157,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,537.72 : 269,809.20 = 113,883.24 : x
  2. Step 2: Convert to fraction form
    195,537.72/269,809.20 = 113,883.24/x
  3. Step 3: Cross multiply
    195,537.72x = 269,809.20 × 113,883.24
  4. Step 4: Simplify right side
    195,537.72x = 30,726,745,877.81
  5. Step 5: Solve for x
    x = 30,726,745,877.81/195,537.72
  6. Step 6: Final answer
    x = 157,139.74

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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.