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Finding the Fourth Proportional to 100,153.80, 150,282.48 and 44,033.28

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Solution

The fourth proportional to 100,153.80, 150,282.48 and 44,033.28 is: 66,072.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,153.80 : 150,282.48 = 44,033.28 : x
  2. Step 2: Convert to fraction form
    100,153.80/150,282.48 = 44,033.28/x
  3. Step 3: Cross multiply
    100,153.80x = 150,282.48 × 44,033.28
  4. Step 4: Simplify right side
    100,153.80x = 6,617,430,520.93
  5. Step 5: Solve for x
    x = 6,617,430,520.93/100,153.80
  6. Step 6: Final answer
    x = 66,072.69

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1.5x scale

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.