Home / 331,132.50-456,963.72-187,892.16

Finding the Fourth Proportional to 331,132.50, 456,963.72 and 187,892.16

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Solution

The fourth proportional to 331,132.50, 456,963.72 and 187,892.16 is: 259,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,132.50 : 456,963.72 = 187,892.16 : x
  2. Step 2: Convert to fraction form
    331,132.50/456,963.72 = 187,892.16/x
  3. Step 3: Cross multiply
    331,132.50x = 456,963.72 × 187,892.16
  4. Step 4: Simplify right side
    331,132.50x = 85,859,900,392.44
  5. Step 5: Solve for x
    x = 85,859,900,392.44/331,132.50
  6. Step 6: Final answer
    x = 259,291.67

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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.