Home / 109,799.08-164,689.17-34,921.06

Finding the Fourth Proportional to 109,799.08, 164,689.17 and 34,921.06

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Solution

The fourth proportional to 109,799.08, 164,689.17 and 34,921.06 is: 52,378.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,799.08 : 164,689.17 = 34,921.06 : x
  2. Step 2: Convert to fraction form
    109,799.08/164,689.17 = 34,921.06/x
  3. Step 3: Cross multiply
    109,799.08x = 164,689.17 × 34,921.06
  4. Step 4: Simplify right side
    109,799.08x = 5,751,120,386.92
  5. Step 5: Solve for x
    x = 5,751,120,386.92/109,799.08
  6. Step 6: Final answer
    x = 52,378.58

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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.