Home / 112,934.37-169,404.98-28,694.54

Finding the Fourth Proportional to 112,934.37, 169,404.98 and 28,694.54

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Solution

The fourth proportional to 112,934.37, 169,404.98 and 28,694.54 is: 43,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,934.37 : 169,404.98 = 28,694.54 : x
  2. Step 2: Convert to fraction form
    112,934.37/169,404.98 = 28,694.54/x
  3. Step 3: Cross multiply
    112,934.37x = 169,404.98 × 28,694.54
  4. Step 4: Simplify right side
    112,934.37x = 4,860,997,619.58
  5. Step 5: Solve for x
    x = 4,860,997,619.58/112,934.37
  6. Step 6: Final answer
    x = 43,042.68

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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.