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Finding the Fourth Proportional to 98,299.19, 147,449.18 and 29,911.41

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Solution

The fourth proportional to 98,299.19, 147,449.18 and 29,911.41 is: 44,867.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,299.19 : 147,449.18 = 29,911.41 : x
  2. Step 2: Convert to fraction form
    98,299.19/147,449.18 = 29,911.41/x
  3. Step 3: Cross multiply
    98,299.19x = 147,449.18 × 29,911.41
  4. Step 4: Simplify right side
    98,299.19x = 4,410,412,951.92
  5. Step 5: Solve for x
    x = 4,410,412,951.92/98,299.19
  6. Step 6: Final answer
    x = 44,867.23

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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.