Home / 109,481.47-164,208.06-34,609.16

Finding the Fourth Proportional to 109,481.47, 164,208.06 and 34,609.16

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Solution

The fourth proportional to 109,481.47, 164,208.06 and 34,609.16 is: 51,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,481.47 : 164,208.06 = 34,609.16 : x
  2. Step 2: Convert to fraction form
    109,481.47/164,208.06 = 34,609.16/x
  3. Step 3: Cross multiply
    109,481.47x = 164,208.06 × 34,609.16
  4. Step 4: Simplify right side
    109,481.47x = 5,683,103,432.35
  5. Step 5: Solve for x
    x = 5,683,103,432.35/109,481.47
  6. Step 6: Final answer
    x = 51,909.27

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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.