Home / 64,203.21-96,311.30-22,086.72

Finding the Fourth Proportional to 64,203.21, 96,311.30 and 22,086.72

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Solution

The fourth proportional to 64,203.21, 96,311.30 and 22,086.72 is: 33,132.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,203.21 : 96,311.30 = 22,086.72 : x
  2. Step 2: Convert to fraction form
    64,203.21/96,311.30 = 22,086.72/x
  3. Step 3: Cross multiply
    64,203.21x = 96,311.30 × 22,086.72
  4. Step 4: Simplify right side
    64,203.21x = 2,127,200,605.50
  5. Step 5: Solve for x
    x = 2,127,200,605.50/64,203.21
  6. Step 6: Final answer
    x = 33,132.31

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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.