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Finding the Fourth Proportional to 69,591.65, 104,352.53 and 34,055.63

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Solution

The fourth proportional to 69,591.65, 104,352.53 and 34,055.63 is: 51,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,591.65 : 104,352.53 = 34,055.63 : x
  2. Step 2: Convert to fraction form
    69,591.65/104,352.53 = 34,055.63/x
  3. Step 3: Cross multiply
    69,591.65x = 104,352.53 × 34,055.63
  4. Step 4: Simplify right side
    69,591.65x = 3,553,790,459.20
  5. Step 5: Solve for x
    x = 3,553,790,459.20/69,591.65
  6. Step 6: Final answer
    x = 51,066.34

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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.