Home / 99,181.68-148,781.96-32,622.36

Finding the Fourth Proportional to 99,181.68, 148,781.96 and 32,622.36

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Solution

The fourth proportional to 99,181.68, 148,781.96 and 32,622.36 is: 48,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,181.68 : 148,781.96 = 32,622.36 : x
  2. Step 2: Convert to fraction form
    99,181.68/148,781.96 = 32,622.36/x
  3. Step 3: Cross multiply
    99,181.68x = 148,781.96 × 32,622.36
  4. Step 4: Simplify right side
    99,181.68x = 4,853,618,660.63
  5. Step 5: Solve for x
    x = 4,853,618,660.63/99,181.68
  6. Step 6: Final answer
    x = 48,936.64

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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.