Home / 99,440.46-149,170.41-29,339.82

Finding the Fourth Proportional to 99,440.46, 149,170.41 and 29,339.82

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Solution

The fourth proportional to 99,440.46, 149,170.41 and 29,339.82 is: 44,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,440.46 : 149,170.41 = 29,339.82 : x
  2. Step 2: Convert to fraction form
    99,440.46/149,170.41 = 29,339.82/x
  3. Step 3: Cross multiply
    99,440.46x = 149,170.41 × 29,339.82
  4. Step 4: Simplify right side
    99,440.46x = 4,376,632,978.73
  5. Step 5: Solve for x
    x = 4,376,632,978.73/99,440.46
  6. Step 6: Final answer
    x = 44,012.60

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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.