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Finding the Fourth Proportional to 67,578.86, 101,357.64 and 22,599.87

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Solution

The fourth proportional to 67,578.86, 101,357.64 and 22,599.87 is: 33,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,578.86 : 101,357.64 = 22,599.87 : x
  2. Step 2: Convert to fraction form
    67,578.86/101,357.64 = 22,599.87/x
  3. Step 3: Cross multiply
    67,578.86x = 101,357.64 × 22,599.87
  4. Step 4: Simplify right side
    67,578.86x = 2,290,669,487.51
  5. Step 5: Solve for x
    x = 2,290,669,487.51/67,578.86
  6. Step 6: Final answer
    x = 33,896.25

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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.