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Finding the Fourth Proportional to 302.06, 453.01 and 96.64

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Solution

The fourth proportional to 302.06, 453.01 and 96.64 is: 144.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.06 : 453.01 = 96.64 : x
  2. Step 2: Convert to fraction form
    302.06/453.01 = 96.64/x
  3. Step 3: Cross multiply
    302.06x = 453.01 × 96.64
  4. Step 4: Simplify right side
    302.06x = 43,777.51
  5. Step 5: Solve for x
    x = 43,777.51/302.06
  6. Step 6: Final answer
    x = 144.93

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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.