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Finding the Fourth Proportional to 133,037.40, 199,512.90 and 44,275.80

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Solution

The fourth proportional to 133,037.40, 199,512.90 and 44,275.80 is: 66,399.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,037.40 : 199,512.90 = 44,275.80 : x
  2. Step 2: Convert to fraction form
    133,037.40/199,512.90 = 44,275.80/x
  3. Step 3: Cross multiply
    133,037.40x = 199,512.90 × 44,275.80
  4. Step 4: Simplify right side
    133,037.40x = 8,833,593,257.82
  5. Step 5: Solve for x
    x = 8,833,593,257.82/133,037.40
  6. Step 6: Final answer
    x = 66,399.32

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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.