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Finding the Fourth Proportional to 64,203.49, 96,318.37 and 22,078.10

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Solution

The fourth proportional to 64,203.49, 96,318.37 and 22,078.10 is: 33,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,203.49 : 96,318.37 = 22,078.10 : x
  2. Step 2: Convert to fraction form
    64,203.49/96,318.37 = 22,078.10/x
  3. Step 3: Cross multiply
    64,203.49x = 96,318.37 × 22,078.10
  4. Step 4: Simplify right side
    64,203.49x = 2,126,526,012.71
  5. Step 5: Solve for x
    x = 2,126,526,012.71/64,203.49
  6. Step 6: Final answer
    x = 33,121.66

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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.