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Finding the Fourth Proportional to 63,993.74, 96,023.02 and 43,173.50

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Solution

The fourth proportional to 63,993.74, 96,023.02 and 43,173.50 is: 64,782.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,993.74 : 96,023.02 = 43,173.50 : x
  2. Step 2: Convert to fraction form
    63,993.74/96,023.02 = 43,173.50/x
  3. Step 3: Cross multiply
    63,993.74x = 96,023.02 × 43,173.50
  4. Step 4: Simplify right side
    63,993.74x = 4,145,649,853.97
  5. Step 5: Solve for x
    x = 4,145,649,853.97/63,993.74
  6. Step 6: Final answer
    x = 64,782.12

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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.