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Finding the Fourth Proportional to 247.93, 372.02 and 180.01

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Solution

The fourth proportional to 247.93, 372.02 and 180.01 is: 270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.93 : 372.02 = 180.01 : x
  2. Step 2: Convert to fraction form
    247.93/372.02 = 180.01/x
  3. Step 3: Cross multiply
    247.93x = 372.02 × 180.01
  4. Step 4: Simplify right side
    247.93x = 66,967.90
  5. Step 5: Solve for x
    x = 66,967.90/247.93
  6. Step 6: Final answer
    x = 270.11

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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.