Home / 269,639.31-372,035.84-164,836.76

Finding the Fourth Proportional to 269,639.31, 372,035.84 and 164,836.76

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Solution

The fourth proportional to 269,639.31, 372,035.84 and 164,836.76 is: 227,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,639.31 : 372,035.84 = 164,836.76 : x
  2. Step 2: Convert to fraction form
    269,639.31/372,035.84 = 164,836.76/x
  3. Step 3: Cross multiply
    269,639.31x = 372,035.84 × 164,836.76
  4. Step 4: Simplify right side
    269,639.31x = 61,325,179,785.12
  5. Step 5: Solve for x
    x = 61,325,179,785.12/269,639.31
  6. Step 6: Final answer
    x = 227,434.12

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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.