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Finding the Fourth Proportional to 350.02, 525.30 and 167.50

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Solution

The fourth proportional to 350.02, 525.30 and 167.50 is: 251.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.02 : 525.30 = 167.50 : x
  2. Step 2: Convert to fraction form
    350.02/525.30 = 167.50/x
  3. Step 3: Cross multiply
    350.02x = 525.30 × 167.50
  4. Step 4: Simplify right side
    350.02x = 87,987.75
  5. Step 5: Solve for x
    x = 87,987.75/350.02
  6. Step 6: Final answer
    x = 251.38

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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.