Home / 99,420.14-149,098.62-32,847.86

Finding the Fourth Proportional to 99,420.14, 149,098.62 and 32,847.86

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Solution

The fourth proportional to 99,420.14, 149,098.62 and 32,847.86 is: 49,261.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,420.14 : 149,098.62 = 32,847.86 : x
  2. Step 2: Convert to fraction form
    99,420.14/149,098.62 = 32,847.86/x
  3. Step 3: Cross multiply
    99,420.14x = 149,098.62 × 32,847.86
  4. Step 4: Simplify right side
    99,420.14x = 4,897,571,091.88
  5. Step 5: Solve for x
    x = 4,897,571,091.88/99,420.14
  6. Step 6: Final answer
    x = 49,261.36

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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.