Home / 270,111.62-372,752.61-149,261.26

Finding the Fourth Proportional to 270,111.62, 372,752.61 and 149,261.26

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Solution

The fourth proportional to 270,111.62, 372,752.61 and 149,261.26 is: 205,979.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,111.62 : 372,752.61 = 149,261.26 : x
  2. Step 2: Convert to fraction form
    270,111.62/372,752.61 = 149,261.26/x
  3. Step 3: Cross multiply
    270,111.62x = 372,752.61 × 149,261.26
  4. Step 4: Simplify right side
    270,111.62x = 55,637,524,236.89
  5. Step 5: Solve for x
    x = 55,637,524,236.89/270,111.62
  6. Step 6: Final answer
    x = 205,979.75

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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.