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Finding the Fourth Proportional to 233.60, 322.48 and 150.69

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Solution

The fourth proportional to 233.60, 322.48 and 150.69 is: 208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.60 : 322.48 = 150.69 : x
  2. Step 2: Convert to fraction form
    233.60/322.48 = 150.69/x
  3. Step 3: Cross multiply
    233.60x = 322.48 × 150.69
  4. Step 4: Simplify right side
    233.60x = 48,595.34
  5. Step 5: Solve for x
    x = 48,595.34/233.60
  6. Step 6: Final answer
    x = 208.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.