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Finding the Fourth Proportional to 237.32, 328.01 and 188.11

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Solution

The fourth proportional to 237.32, 328.01 and 188.11 is: 259.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.32 : 328.01 = 188.11 : x
  2. Step 2: Convert to fraction form
    237.32/328.01 = 188.11/x
  3. Step 3: Cross multiply
    237.32x = 328.01 × 188.11
  4. Step 4: Simplify right side
    237.32x = 61,701.96
  5. Step 5: Solve for x
    x = 61,701.96/237.32
  6. Step 6: Final answer
    x = 259.99

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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.