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Finding the Fourth Proportional to 307.35, 460.93 and 101.93

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Solution

The fourth proportional to 307.35, 460.93 and 101.93 is: 152.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    307.35 : 460.93 = 101.93 : x
  2. Step 2: Convert to fraction form
    307.35/460.93 = 101.93/x
  3. Step 3: Cross multiply
    307.35x = 460.93 × 101.93
  4. Step 4: Simplify right side
    307.35x = 46,982.59
  5. Step 5: Solve for x
    x = 46,982.59/307.35
  6. Step 6: Final answer
    x = 152.86

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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.