Home / 149,541.23-206,361.20-82,473.23

Finding the Fourth Proportional to 149,541.23, 206,361.20 and 82,473.23

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Solution

The fourth proportional to 149,541.23, 206,361.20 and 82,473.23 is: 113,809.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,541.23 : 206,361.20 = 82,473.23 : x
  2. Step 2: Convert to fraction form
    149,541.23/206,361.20 = 82,473.23/x
  3. Step 3: Cross multiply
    149,541.23x = 206,361.20 × 82,473.23
  4. Step 4: Simplify right side
    149,541.23x = 17,019,274,298.31
  5. Step 5: Solve for x
    x = 17,019,274,298.31/149,541.23
  6. Step 6: Final answer
    x = 113,809.91

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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.