Home / 164,609.46-246,801.87-79,175.21

Finding the Fourth Proportional to 164,609.46, 246,801.87 and 79,175.21

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Solution

The fourth proportional to 164,609.46, 246,801.87 and 79,175.21 is: 118,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,609.46 : 246,801.87 = 79,175.21 : x
  2. Step 2: Convert to fraction form
    164,609.46/246,801.87 = 79,175.21/x
  3. Step 3: Cross multiply
    164,609.46x = 246,801.87 × 79,175.21
  4. Step 4: Simplify right side
    164,609.46x = 19,540,588,651.63
  5. Step 5: Solve for x
    x = 19,540,588,651.63/164,609.46
  6. Step 6: Final answer
    x = 118,708.78

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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.