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Finding the Fourth Proportional to 306.74, 460.16 and 101.33

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Solution

The fourth proportional to 306.74, 460.16 and 101.33 is: 152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.74 : 460.16 = 101.33 : x
  2. Step 2: Convert to fraction form
    306.74/460.16 = 101.33/x
  3. Step 3: Cross multiply
    306.74x = 460.16 × 101.33
  4. Step 4: Simplify right side
    306.74x = 46,627.51
  5. Step 5: Solve for x
    x = 46,627.51/306.74
  6. Step 6: Final answer
    x = 152.01

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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.