Home / 112,125,619.90-168,156,937.05-35,472,144.70

Finding the Fourth Proportional to 112,125,619.90, 168,156,937.05 and 35,472,144.70

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Solution

The fourth proportional to 112,125,619.90, 168,156,937.05 and 35,472,144.70 is: 53,198,253.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,125,619.90 : 168,156,937.05 = 35,472,144.70 : x
  2. Step 2: Convert to fraction form
    112,125,619.90/168,156,937.05 = 35,472,144.70/x
  3. Step 3: Cross multiply
    112,125,619.90x = 168,156,937.05 × 35,472,144.70
  4. Step 4: Simplify right side
    112,125,619.90x = 5,964,887,203,346,392
  5. Step 5: Solve for x
    x = 5,964,887,203,346,392/112,125,619.90
  6. Step 6: Final answer
    x = 53,198,253.96

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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.