Home / 104,194.38-156,298.59-51,589.74

Finding the Fourth Proportional to 104,194.38, 156,298.59 and 51,589.74

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Solution

The fourth proportional to 104,194.38, 156,298.59 and 51,589.74 is: 77,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,194.38 : 156,298.59 = 51,589.74 : x
  2. Step 2: Convert to fraction form
    104,194.38/156,298.59 = 51,589.74/x
  3. Step 3: Cross multiply
    104,194.38x = 156,298.59 × 51,589.74
  4. Step 4: Simplify right side
    104,194.38x = 8,063,403,620.47
  5. Step 5: Solve for x
    x = 8,063,403,620.47/104,194.38
  6. Step 6: Final answer
    x = 77,388.09

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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.