Home / 104,422.91-156,279.51-64,467.36

Finding the Fourth Proportional to 104,422.91, 156,279.51 and 64,467.36

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Solution

The fourth proportional to 104,422.91, 156,279.51 and 64,467.36 is: 96,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,422.91 : 156,279.51 = 64,467.36 : x
  2. Step 2: Convert to fraction form
    104,422.91/156,279.51 = 64,467.36/x
  3. Step 3: Cross multiply
    104,422.91x = 156,279.51 × 64,467.36
  4. Step 4: Simplify right side
    104,422.91x = 10,074,927,431.79
  5. Step 5: Solve for x
    x = 10,074,927,431.79/104,422.91
  6. Step 6: Final answer
    x = 96,481.97

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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.