Home / 270,156.25-372,823.07-149,305.36

Finding the Fourth Proportional to 270,156.25, 372,823.07 and 149,305.36

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Solution

The fourth proportional to 270,156.25, 372,823.07 and 149,305.36 is: 206,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,156.25 : 372,823.07 = 149,305.36 : x
  2. Step 2: Convert to fraction form
    270,156.25/372,823.07 = 149,305.36/x
  3. Step 3: Cross multiply
    270,156.25x = 372,823.07 × 149,305.36
  4. Step 4: Simplify right side
    270,156.25x = 55,664,482,682.66
  5. Step 5: Solve for x
    x = 55,664,482,682.66/270,156.25
  6. Step 6: Final answer
    x = 206,045.51

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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.