Home / 202,294.28-279,164.70-111,650.24

Finding the Fourth Proportional to 202,294.28, 279,164.70 and 111,650.24

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Solution

The fourth proportional to 202,294.28, 279,164.70 and 111,650.24 is: 154,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,294.28 : 279,164.70 = 111,650.24 : x
  2. Step 2: Convert to fraction form
    202,294.28/279,164.70 = 111,650.24/x
  3. Step 3: Cross multiply
    202,294.28x = 279,164.70 × 111,650.24
  4. Step 4: Simplify right side
    202,294.28x = 31,168,804,358.70
  5. Step 5: Solve for x
    x = 31,168,804,358.70/202,294.28
  6. Step 6: Final answer
    x = 154,076.55

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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.