Home / 180,918.84-271,386.78-149,270.25

Finding the Fourth Proportional to 180,918.84, 271,386.78 and 149,270.25

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Solution

The fourth proportional to 180,918.84, 271,386.78 and 149,270.25 is: 223,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,918.84 : 271,386.78 = 149,270.25 : x
  2. Step 2: Convert to fraction form
    180,918.84/271,386.78 = 149,270.25/x
  3. Step 3: Cross multiply
    180,918.84x = 271,386.78 × 149,270.25
  4. Step 4: Simplify right side
    180,918.84x = 40,509,972,497.30
  5. Step 5: Solve for x
    x = 40,509,972,497.30/180,918.84
  6. Step 6: Final answer
    x = 223,912.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.