Home / 64,276.20-96,414.30-16,891.20

Finding the Fourth Proportional to 64,276.20, 96,414.30 and 16,891.20

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Solution

The fourth proportional to 64,276.20, 96,414.30 and 16,891.20 is: 25,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,276.20 : 96,414.30 = 16,891.20 : x
  2. Step 2: Convert to fraction form
    64,276.20/96,414.30 = 16,891.20/x
  3. Step 3: Cross multiply
    64,276.20x = 96,414.30 × 16,891.20
  4. Step 4: Simplify right side
    64,276.20x = 1,628,553,224.16
  5. Step 5: Solve for x
    x = 1,628,553,224.16/64,276.20
  6. Step 6: Final answer
    x = 25,336.80

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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.