Home / 149,372.24-206,124.36-82,304.24

Finding the Fourth Proportional to 149,372.24, 206,124.36 and 82,304.24

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Solution

The fourth proportional to 149,372.24, 206,124.36 and 82,304.24 is: 113,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,372.24 : 206,124.36 = 82,304.24 : x
  2. Step 2: Convert to fraction form
    149,372.24/206,124.36 = 82,304.24/x
  3. Step 3: Cross multiply
    149,372.24x = 206,124.36 × 82,304.24
  4. Step 4: Simplify right side
    149,372.24x = 16,964,908,795.29
  5. Step 5: Solve for x
    x = 16,964,908,795.29/149,372.24
  6. Step 6: Final answer
    x = 113,574.71

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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.