Home / 119,734.80-165,226.80-68,736.39

Finding the Fourth Proportional to 119,734.80, 165,226.80 and 68,736.39

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Solution

The fourth proportional to 119,734.80, 165,226.80 and 68,736.39 is: 94,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,734.80 : 165,226.80 = 68,736.39 : x
  2. Step 2: Convert to fraction form
    119,734.80/165,226.80 = 68,736.39/x
  3. Step 3: Cross multiply
    119,734.80x = 165,226.80 × 68,736.39
  4. Step 4: Simplify right side
    119,734.80x = 11,357,093,763.25
  5. Step 5: Solve for x
    x = 11,357,093,763.25/119,734.80
  6. Step 6: Final answer
    x = 94,852.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.