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Finding the Fourth Proportional to 467.45, 701.16 and 125.45

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Solution

The fourth proportional to 467.45, 701.16 and 125.45 is: 188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.45 : 701.16 = 125.45 : x
  2. Step 2: Convert to fraction form
    467.45/701.16 = 125.45/x
  3. Step 3: Cross multiply
    467.45x = 701.16 × 125.45
  4. Step 4: Simplify right side
    467.45x = 87,957.02
  5. Step 5: Solve for x
    x = 87,957.02/467.45
  6. Step 6: Final answer
    x = 188.17

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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.