Home / 104,564.22-156,846.86-25,678.47

Finding the Fourth Proportional to 104,564.22, 156,846.86 and 25,678.47

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Solution

The fourth proportional to 104,564.22, 156,846.86 and 25,678.47 is: 38,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,564.22 : 156,846.86 = 25,678.47 : x
  2. Step 2: Convert to fraction form
    104,564.22/156,846.86 = 25,678.47/x
  3. Step 3: Cross multiply
    104,564.22x = 156,846.86 × 25,678.47
  4. Step 4: Simplify right side
    104,564.22x = 4,027,587,260.71
  5. Step 5: Solve for x
    x = 4,027,587,260.71/104,564.22
  6. Step 6: Final answer
    x = 38,517.83

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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.