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Finding the Fourth Proportional to 79,050.87, 118,582.47 and 22,891.82

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Solution

The fourth proportional to 79,050.87, 118,582.47 and 22,891.82 is: 34,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,050.87 : 118,582.47 = 22,891.82 : x
  2. Step 2: Convert to fraction form
    79,050.87/118,582.47 = 22,891.82/x
  3. Step 3: Cross multiply
    79,050.87x = 118,582.47 × 22,891.82
  4. Step 4: Simplify right side
    79,050.87x = 2,714,567,965.48
  5. Step 5: Solve for x
    x = 2,714,567,965.48/79,050.87
  6. Step 6: Final answer
    x = 34,339.51

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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.