Home / 99,086.63-148,645.41-32,511.61

Finding the Fourth Proportional to 99,086.63, 148,645.41 and 32,511.61

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Solution

The fourth proportional to 99,086.63, 148,645.41 and 32,511.61 is: 48,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,086.63 : 148,645.41 = 32,511.61 : x
  2. Step 2: Convert to fraction form
    99,086.63/148,645.41 = 32,511.61/x
  3. Step 3: Cross multiply
    99,086.63x = 148,645.41 × 32,511.61
  4. Step 4: Simplify right side
    99,086.63x = 4,832,701,844.98
  5. Step 5: Solve for x
    x = 4,832,701,844.98/99,086.63
  6. Step 6: Final answer
    x = 48,772.49

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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.