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Finding the Fourth Proportional to 375.06, 562.66 and 118.50

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Solution

The fourth proportional to 375.06, 562.66 and 118.50 is: 177.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.06 : 562.66 = 118.50 : x
  2. Step 2: Convert to fraction form
    375.06/562.66 = 118.50/x
  3. Step 3: Cross multiply
    375.06x = 562.66 × 118.50
  4. Step 4: Simplify right side
    375.06x = 66,675.21
  5. Step 5: Solve for x
    x = 66,675.21/375.06
  6. Step 6: Final answer
    x = 177.77

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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.