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Finding the Fourth Proportional to 150,279.76, 225,533.85 and 55,599.54

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Solution

The fourth proportional to 150,279.76, 225,533.85 and 55,599.54 is: 83,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,279.76 : 225,533.85 = 55,599.54 : x
  2. Step 2: Convert to fraction form
    150,279.76/225,533.85 = 55,599.54/x
  3. Step 3: Cross multiply
    150,279.76x = 225,533.85 × 55,599.54
  4. Step 4: Simplify right side
    150,279.76x = 12,539,578,314.43
  5. Step 5: Solve for x
    x = 12,539,578,314.43/150,279.76
  6. Step 6: Final answer
    x = 83,441.56

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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.