Home / 112,339,271.20-168,508,906.80-95,375,149.60

Finding the Fourth Proportional to 112,339,271.20, 168,508,906.80 and 95,375,149.60

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Solution

The fourth proportional to 112,339,271.20, 168,508,906.80 and 95,375,149.60 is: 143,062,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,339,271.20 : 168,508,906.80 = 95,375,149.60 : x
  2. Step 2: Convert to fraction form
    112,339,271.20/168,508,906.80 = 95,375,149.60/x
  3. Step 3: Cross multiply
    112,339,271.20x = 168,508,906.80 × 95,375,149.60
  4. Step 4: Simplify right side
    112,339,271.20x = 16,071,562,194,982,458
  5. Step 5: Solve for x
    x = 16,071,562,194,982,458/112,339,271.20
  6. Step 6: Final answer
    x = 143,062,724.40

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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.