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Finding the Fourth Proportional to 150,276.97, 225,503.39 and 55,573.80

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Solution

The fourth proportional to 150,276.97, 225,503.39 and 55,573.80 is: 83,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,276.97 : 225,503.39 = 55,573.80 : x
  2. Step 2: Convert to fraction form
    150,276.97/225,503.39 = 55,573.80/x
  3. Step 3: Cross multiply
    150,276.97x = 225,503.39 × 55,573.80
  4. Step 4: Simplify right side
    150,276.97x = 12,532,079,588.48
  5. Step 5: Solve for x
    x = 12,532,079,588.48/150,276.97
  6. Step 6: Final answer
    x = 83,393.21

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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.