Home / 165,076.25-227,808.06-89,624.75

Finding the Fourth Proportional to 165,076.25, 227,808.06 and 89,624.75

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Solution

The fourth proportional to 165,076.25, 227,808.06 and 89,624.75 is: 123,683.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,076.25 : 227,808.06 = 89,624.75 : x
  2. Step 2: Convert to fraction form
    165,076.25/227,808.06 = 89,624.75/x
  3. Step 3: Cross multiply
    165,076.25x = 227,808.06 × 89,624.75
  4. Step 4: Simplify right side
    165,076.25x = 20,417,240,425.49
  5. Step 5: Solve for x
    x = 20,417,240,425.49/165,076.25
  6. Step 6: Final answer
    x = 123,683.69

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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.