Home / 165,122.84-227,939.28-111,480.52

Finding the Fourth Proportional to 165,122.84, 227,939.28 and 111,480.52

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Solution

The fourth proportional to 165,122.84, 227,939.28 and 111,480.52 is: 153,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,122.84 : 227,939.28 = 111,480.52 : x
  2. Step 2: Convert to fraction form
    165,122.84/227,939.28 = 111,480.52/x
  3. Step 3: Cross multiply
    165,122.84x = 227,939.28 × 111,480.52
  4. Step 4: Simplify right side
    165,122.84x = 25,410,789,462.83
  5. Step 5: Solve for x
    x = 25,410,789,462.83/165,122.84
  6. Step 6: Final answer
    x = 153,890.22

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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.