Home / 66,003.12-98,900.91-51,046.86

Finding the Fourth Proportional to 66,003.12, 98,900.91 and 51,046.86

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Solution

The fourth proportional to 66,003.12, 98,900.91 and 51,046.86 is: 76,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,003.12 : 98,900.91 = 51,046.86 : x
  2. Step 2: Convert to fraction form
    66,003.12/98,900.91 = 51,046.86/x
  3. Step 3: Cross multiply
    66,003.12x = 98,900.91 × 51,046.86
  4. Step 4: Simplify right side
    66,003.12x = 5,048,580,906.64
  5. Step 5: Solve for x
    x = 5,048,580,906.64/66,003.12
  6. Step 6: Final answer
    x = 76,490.03

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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.