Home / 112,338,003.80-168,255,063.30-92,182,611.80

Finding the Fourth Proportional to 112,338,003.80, 168,255,063.30 and 92,182,611.80

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Solution

The fourth proportional to 112,338,003.80, 168,255,063.30 and 92,182,611.80 is: 138,067,178.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,338,003.80 : 168,255,063.30 = 92,182,611.80 : x
  2. Step 2: Convert to fraction form
    112,338,003.80/168,255,063.30 = 92,182,611.80/x
  3. Step 3: Cross multiply
    112,338,003.80x = 168,255,063.30 × 92,182,611.80
  4. Step 4: Simplify right side
    112,338,003.80x = 15,510,191,183,568,328
  5. Step 5: Solve for x
    x = 15,510,191,183,568,328/112,338,003.80
  6. Step 6: Final answer
    x = 138,067,178.15

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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.