Home / 121,734.85-182,611.45-36,338.96

Finding the Fourth Proportional to 121,734.85, 182,611.45 and 36,338.96

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Solution

The fourth proportional to 121,734.85, 182,611.45 and 36,338.96 is: 54,511.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,734.85 : 182,611.45 = 36,338.96 : x
  2. Step 2: Convert to fraction form
    121,734.85/182,611.45 = 36,338.96/x
  3. Step 3: Cross multiply
    121,734.85x = 182,611.45 × 36,338.96
  4. Step 4: Simplify right side
    121,734.85x = 6,635,910,267.65
  5. Step 5: Solve for x
    x = 6,635,910,267.65/121,734.85
  6. Step 6: Final answer
    x = 54,511.18

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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.