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Finding the Fourth Proportional to 237.09, 355.53 and 107.01

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Solution

The fourth proportional to 237.09, 355.53 and 107.01 is: 160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.09 : 355.53 = 107.01 : x
  2. Step 2: Convert to fraction form
    237.09/355.53 = 107.01/x
  3. Step 3: Cross multiply
    237.09x = 355.53 × 107.01
  4. Step 4: Simplify right side
    237.09x = 38,045.27
  5. Step 5: Solve for x
    x = 38,045.27/237.09
  6. Step 6: Final answer
    x = 160.47

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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.