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Finding the Fourth Proportional to 69,795.88, 104,703.52 and 22,399.86

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Solution

The fourth proportional to 69,795.88, 104,703.52 and 22,399.86 is: 33,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,795.88 : 104,703.52 = 22,399.86 : x
  2. Step 2: Convert to fraction form
    69,795.88/104,703.52 = 22,399.86/x
  3. Step 3: Cross multiply
    69,795.88x = 104,703.52 × 22,399.86
  4. Step 4: Simplify right side
    69,795.88x = 2,345,344,189.51
  5. Step 5: Solve for x
    x = 2,345,344,189.51/69,795.88
  6. Step 6: Final answer
    x = 33,602.90

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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.