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Finding the Fourth Proportional to 302.01, 453.05 and 96.51

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Solution

The fourth proportional to 302.01, 453.05 and 96.51 is: 144.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.01 : 453.05 = 96.51 : x
  2. Step 2: Convert to fraction form
    302.01/453.05 = 96.51/x
  3. Step 3: Cross multiply
    302.01x = 453.05 × 96.51
  4. Step 4: Simplify right side
    302.01x = 43,723.86
  5. Step 5: Solve for x
    x = 43,723.86/302.01
  6. Step 6: Final answer
    x = 144.78

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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.