Home / 149,529.42-206,350.56-82,461.42

Finding the Fourth Proportional to 149,529.42, 206,350.56 and 82,461.42

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Solution

The fourth proportional to 149,529.42, 206,350.56 and 82,461.42 is: 113,796.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,529.42 : 206,350.56 = 82,461.42 : x
  2. Step 2: Convert to fraction form
    149,529.42/206,350.56 = 82,461.42/x
  3. Step 3: Cross multiply
    149,529.42x = 206,350.56 × 82,461.42
  4. Step 4: Simplify right side
    149,529.42x = 17,015,960,195.40
  5. Step 5: Solve for x
    x = 17,015,960,195.40/149,529.42
  6. Step 6: Final answer
    x = 113,796.74

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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.