Home / 104,227.47-156,339.05-25,342.11

Finding the Fourth Proportional to 104,227.47, 156,339.05 and 25,342.11

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Solution

The fourth proportional to 104,227.47, 156,339.05 and 25,342.11 is: 38,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,227.47 : 156,339.05 = 25,342.11 : x
  2. Step 2: Convert to fraction form
    104,227.47/156,339.05 = 25,342.11/x
  3. Step 3: Cross multiply
    104,227.47x = 156,339.05 × 25,342.11
  4. Step 4: Simplify right side
    104,227.47x = 3,961,961,275.68
  5. Step 5: Solve for x
    x = 3,961,961,275.68/104,227.47
  6. Step 6: Final answer
    x = 38,012.64

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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.