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Finding the Fourth Proportional to 64,039, 96,059.04 and 22,486

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Solution

The fourth proportional to 64,039, 96,059.04 and 22,486 is: 33,729.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,039 : 96,059.04 = 22,486 : x
  2. Step 2: Convert to fraction form
    64,039/96,059.04 = 22,486/x
  3. Step 3: Cross multiply
    64,039x = 96,059.04 × 22,486
  4. Step 4: Simplify right side
    64,039x = 2,159,983,573.44
  5. Step 5: Solve for x
    x = 2,159,983,573.44/64,039
  6. Step 6: Final answer
    x = 33,729.19

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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.