Home / 66,187.52-99,043.44-48,613.76

Finding the Fourth Proportional to 66,187.52, 99,043.44 and 48,613.76

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Solution

The fourth proportional to 66,187.52, 99,043.44 and 48,613.76 is: 72,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,187.52 : 99,043.44 = 48,613.76 : x
  2. Step 2: Convert to fraction form
    66,187.52/99,043.44 = 48,613.76/x
  3. Step 3: Cross multiply
    66,187.52x = 99,043.44 × 48,613.76
  4. Step 4: Simplify right side
    66,187.52x = 4,814,874,021.73
  5. Step 5: Solve for x
    x = 4,814,874,021.73/66,187.52
  6. Step 6: Final answer
    x = 72,745.95

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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.