Home / 64,216.20-96,281.10-29,137.80

Finding the Fourth Proportional to 64,216.20, 96,281.10 and 29,137.80

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Solution

The fourth proportional to 64,216.20, 96,281.10 and 29,137.80 is: 43,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,216.20 : 96,281.10 = 29,137.80 : x
  2. Step 2: Convert to fraction form
    64,216.20/96,281.10 = 29,137.80/x
  3. Step 3: Cross multiply
    64,216.20x = 96,281.10 × 29,137.80
  4. Step 4: Simplify right side
    64,216.20x = 2,805,419,435.58
  5. Step 5: Solve for x
    x = 2,805,419,435.58/64,216.20
  6. Step 6: Final answer
    x = 43,687.10

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1.5x scale

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.