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Finding the Fourth Proportional to 270,036.84, 372,653.46 and 149,181

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Solution

The fourth proportional to 270,036.84, 372,653.46 and 149,181 is: 205,871.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,036.84 : 372,653.46 = 149,181 : x
  2. Step 2: Convert to fraction form
    270,036.84/372,653.46 = 149,181/x
  3. Step 3: Cross multiply
    270,036.84x = 372,653.46 × 149,181
  4. Step 4: Simplify right side
    270,036.84x = 55,592,815,816.26
  5. Step 5: Solve for x
    x = 55,592,815,816.26/270,036.84
  6. Step 6: Final answer
    x = 205,871.23

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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.