Home / 109,946.97-164,936.66-39,809.88

Finding the Fourth Proportional to 109,946.97, 164,936.66 and 39,809.88

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Solution

The fourth proportional to 109,946.97, 164,936.66 and 39,809.88 is: 59,720.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,946.97 : 164,936.66 = 39,809.88 : x
  2. Step 2: Convert to fraction form
    109,946.97/164,936.66 = 39,809.88/x
  3. Step 3: Cross multiply
    109,946.97x = 164,936.66 × 39,809.88
  4. Step 4: Simplify right side
    109,946.97x = 6,566,108,443.15
  5. Step 5: Solve for x
    x = 6,566,108,443.15/109,946.97
  6. Step 6: Final answer
    x = 59,720.69

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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.