Home / 206,826.64-310,241.56-113,281.36

Finding the Fourth Proportional to 206,826.64, 310,241.56 and 113,281.36

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Solution

The fourth proportional to 206,826.64, 310,241.56 and 113,281.36 is: 169,922.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,826.64 : 310,241.56 = 113,281.36 : x
  2. Step 2: Convert to fraction form
    206,826.64/310,241.56 = 113,281.36/x
  3. Step 3: Cross multiply
    206,826.64x = 310,241.56 × 113,281.36
  4. Step 4: Simplify right side
    206,826.64x = 35,144,585,845.32
  5. Step 5: Solve for x
    x = 35,144,585,845.32/206,826.64
  6. Step 6: Final answer
    x = 169,922.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.