Home / 112,353,876.88-168,530,815.36-31,574,844.88

Finding the Fourth Proportional to 112,353,876.88, 168,530,815.36 and 31,574,844.88

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Solution

The fourth proportional to 112,353,876.88, 168,530,815.36 and 31,574,844.88 is: 47,362,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,353,876.88 : 168,530,815.36 = 31,574,844.88 : x
  2. Step 2: Convert to fraction form
    112,353,876.88/168,530,815.36 = 31,574,844.88/x
  3. Step 3: Cross multiply
    112,353,876.88x = 168,530,815.36 × 31,574,844.88
  4. Step 4: Simplify right side
    112,353,876.88x = 5,321,334,352,491,922
  5. Step 5: Solve for x
    x = 5,321,334,352,491,922/112,353,876.88
  6. Step 6: Final answer
    x = 47,362,267.33

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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.