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Finding the Fourth Proportional to 69,495.14, 104,158.88 and 32,003.88

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Solution

The fourth proportional to 69,495.14, 104,158.88 and 32,003.88 is: 47,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,495.14 : 104,158.88 = 32,003.88 : x
  2. Step 2: Convert to fraction form
    69,495.14/104,158.88 = 32,003.88/x
  3. Step 3: Cross multiply
    69,495.14x = 104,158.88 × 32,003.88
  4. Step 4: Simplify right side
    69,495.14x = 3,333,488,296.45
  5. Step 5: Solve for x
    x = 3,333,488,296.45/69,495.14
  6. Step 6: Final answer
    x = 47,967.21

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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.