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Finding the Fourth Proportional to 149,896.40, 224,815.80 and 44,718.80

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Solution

The fourth proportional to 149,896.40, 224,815.80 and 44,718.80 is: 67,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,896.40 : 224,815.80 = 44,718.80 : x
  2. Step 2: Convert to fraction form
    149,896.40/224,815.80 = 44,718.80/x
  3. Step 3: Cross multiply
    149,896.40x = 224,815.80 × 44,718.80
  4. Step 4: Simplify right side
    149,896.40x = 10,053,492,797.04
  5. Step 5: Solve for x
    x = 10,053,492,797.04/149,896.40
  6. Step 6: Final answer
    x = 67,069.61

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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.