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Finding the Fourth Proportional to 296.71, 445.10 and 114.08

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Solution

The fourth proportional to 296.71, 445.10 and 114.08 is: 171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.71 : 445.10 = 114.08 : x
  2. Step 2: Convert to fraction form
    296.71/445.10 = 114.08/x
  3. Step 3: Cross multiply
    296.71x = 445.10 × 114.08
  4. Step 4: Simplify right side
    296.71x = 50,776.18
  5. Step 5: Solve for x
    x = 50,776.18/296.71
  6. Step 6: Final answer
    x = 171.13

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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.