Home / 202,241.19-279,109.89-117,352.79

Finding the Fourth Proportional to 202,241.19, 279,109.89 and 117,352.79

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Solution

The fourth proportional to 202,241.19, 279,109.89 and 117,352.79 is: 161,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,241.19 : 279,109.89 = 117,352.79 : x
  2. Step 2: Convert to fraction form
    202,241.19/279,109.89 = 117,352.79/x
  3. Step 3: Cross multiply
    202,241.19x = 279,109.89 × 117,352.79
  4. Step 4: Simplify right side
    202,241.19x = 32,754,322,912.54
  5. Step 5: Solve for x
    x = 32,754,322,912.54/202,241.19
  6. Step 6: Final answer
    x = 161,956.74

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1.5x scale

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.