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Finding the Fourth Proportional to 375.02, 562.55 and 158.60

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Solution

The fourth proportional to 375.02, 562.55 and 158.60 is: 237.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.02 : 562.55 = 158.60 : x
  2. Step 2: Convert to fraction form
    375.02/562.55 = 158.60/x
  3. Step 3: Cross multiply
    375.02x = 562.55 × 158.60
  4. Step 4: Simplify right side
    375.02x = 89,221.04
  5. Step 5: Solve for x
    x = 89,221.04/375.02
  6. Step 6: Final answer
    x = 237.91

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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.