Home / 63,103.20-94,539.60-51,352.80

Finding the Fourth Proportional to 63,103.20, 94,539.60 and 51,352.80

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Solution

The fourth proportional to 63,103.20, 94,539.60 and 51,352.80 is: 76,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,103.20 : 94,539.60 = 51,352.80 : x
  2. Step 2: Convert to fraction form
    63,103.20/94,539.60 = 51,352.80/x
  3. Step 3: Cross multiply
    63,103.20x = 94,539.60 × 51,352.80
  4. Step 4: Simplify right side
    63,103.20x = 4,854,873,170.88
  5. Step 5: Solve for x
    x = 4,854,873,170.88/63,103.20
  6. Step 6: Final answer
    x = 76,935.45

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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.