Home / 89,037.44-122,886.72-51,333.44

Finding the Fourth Proportional to 89,037.44, 122,886.72 and 51,333.44

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Solution

The fourth proportional to 89,037.44, 122,886.72 and 51,333.44 is: 70,848.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,037.44 : 122,886.72 = 51,333.44 : x
  2. Step 2: Convert to fraction form
    89,037.44/122,886.72 = 51,333.44/x
  3. Step 3: Cross multiply
    89,037.44x = 122,886.72 × 51,333.44
  4. Step 4: Simplify right side
    89,037.44x = 6,308,198,067.92
  5. Step 5: Solve for x
    x = 6,308,198,067.92/89,037.44
  6. Step 6: Final answer
    x = 70,848.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.