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Finding the Fourth Proportional to 188.32, 282.46 and 60.06

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Solution

The fourth proportional to 188.32, 282.46 and 60.06 is: 90.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    188.32 : 282.46 = 60.06 : x
  2. Step 2: Convert to fraction form
    188.32/282.46 = 60.06/x
  3. Step 3: Cross multiply
    188.32x = 282.46 × 60.06
  4. Step 4: Simplify right side
    188.32x = 16,964.55
  5. Step 5: Solve for x
    x = 16,964.55/188.32
  6. Step 6: Final answer
    x = 90.08

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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.