Home / 109,517.10-164,295.93-34,656.09

Finding the Fourth Proportional to 109,517.10, 164,295.93 and 34,656.09

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Solution

The fourth proportional to 109,517.10, 164,295.93 and 34,656.09 is: 51,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,517.10 : 164,295.93 = 34,656.09 : x
  2. Step 2: Convert to fraction form
    109,517.10/164,295.93 = 34,656.09/x
  3. Step 3: Cross multiply
    109,517.10x = 164,295.93 × 34,656.09
  4. Step 4: Simplify right side
    109,517.10x = 5,693,854,536.71
  5. Step 5: Solve for x
    x = 5,693,854,536.71/109,517.10
  6. Step 6: Final answer
    x = 51,990.55

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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.