Home / 265,631.40-366,584.31-149,381.46

Finding the Fourth Proportional to 265,631.40, 366,584.31 and 149,381.46

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Solution

The fourth proportional to 265,631.40, 366,584.31 and 149,381.46 is: 206,153.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,631.40 : 366,584.31 = 149,381.46 : x
  2. Step 2: Convert to fraction form
    265,631.40/366,584.31 = 149,381.46/x
  3. Step 3: Cross multiply
    265,631.40x = 366,584.31 × 149,381.46
  4. Step 4: Simplify right side
    265,631.40x = 54,760,899,440.89
  5. Step 5: Solve for x
    x = 54,760,899,440.89/265,631.40
  6. Step 6: Final answer
    x = 206,153.71

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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.