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Finding the Fourth Proportional to 97,471.89, 146,213.06 and 30,917.07

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Solution

The fourth proportional to 97,471.89, 146,213.06 and 30,917.07 is: 46,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,471.89 : 146,213.06 = 30,917.07 : x
  2. Step 2: Convert to fraction form
    97,471.89/146,213.06 = 30,917.07/x
  3. Step 3: Cross multiply
    97,471.89x = 146,213.06 × 30,917.07
  4. Step 4: Simplify right side
    97,471.89x = 4,520,479,410.93
  5. Step 5: Solve for x
    x = 4,520,479,410.93/97,471.89
  6. Step 6: Final answer
    x = 46,377.26

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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.