Home / 240,335.21-331,664.75-132,912.50

Finding the Fourth Proportional to 240,335.21, 331,664.75 and 132,912.50

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Solution

The fourth proportional to 240,335.21, 331,664.75 and 132,912.50 is: 183,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,335.21 : 331,664.75 = 132,912.50 : x
  2. Step 2: Convert to fraction form
    240,335.21/331,664.75 = 132,912.50/x
  3. Step 3: Cross multiply
    240,335.21x = 331,664.75 × 132,912.50
  4. Step 4: Simplify right side
    240,335.21x = 44,082,391,084.38
  5. Step 5: Solve for x
    x = 44,082,391,084.38/240,335.21
  6. Step 6: Final answer
    x = 183,420.44

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1.5x scale

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.