Home / 63,310.74-94,918.94-21,165.88

Finding the Fourth Proportional to 63,310.74, 94,918.94 and 21,165.88

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Solution

The fourth proportional to 63,310.74, 94,918.94 and 21,165.88 is: 31,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,310.74 : 94,918.94 = 21,165.88 : x
  2. Step 2: Convert to fraction form
    63,310.74/94,918.94 = 21,165.88/x
  3. Step 3: Cross multiply
    63,310.74x = 94,918.94 × 21,165.88
  4. Step 4: Simplify right side
    63,310.74x = 2,009,043,074.95
  5. Step 5: Solve for x
    x = 2,009,043,074.95/63,310.74
  6. Step 6: Final answer
    x = 31,733.05

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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.