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Finding the Fourth Proportional to 97,388.68, 146,104.86 and 30,832.68

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Solution

The fourth proportional to 97,388.68, 146,104.86 and 30,832.68 is: 46,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,388.68 : 146,104.86 = 30,832.68 : x
  2. Step 2: Convert to fraction form
    97,388.68/146,104.86 = 30,832.68/x
  3. Step 3: Cross multiply
    97,388.68x = 146,104.86 × 30,832.68
  4. Step 4: Simplify right side
    97,388.68x = 4,504,804,394.82
  5. Step 5: Solve for x
    x = 4,504,804,394.82/97,388.68
  6. Step 6: Final answer
    x = 46,255.93

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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.