Home / 269,634.14-372,102.90-148,783.21

Finding the Fourth Proportional to 269,634.14, 372,102.90 and 148,783.21

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Solution

The fourth proportional to 269,634.14, 372,102.90 and 148,783.21 is: 205,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,634.14 : 372,102.90 = 148,783.21 : x
  2. Step 2: Convert to fraction form
    269,634.14/372,102.90 = 148,783.21/x
  3. Step 3: Cross multiply
    269,634.14x = 372,102.90 × 148,783.21
  4. Step 4: Simplify right side
    269,634.14x = 55,362,665,772.55
  5. Step 5: Solve for x
    x = 55,362,665,772.55/269,634.14
  6. Step 6: Final answer
    x = 205,325.13

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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.