Home / 112,585.82-168,937.12-49,450.37

Finding the Fourth Proportional to 112,585.82, 168,937.12 and 49,450.37

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Solution

The fourth proportional to 112,585.82, 168,937.12 and 49,450.37 is: 74,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,585.82 : 168,937.12 = 49,450.37 : x
  2. Step 2: Convert to fraction form
    112,585.82/168,937.12 = 49,450.37/x
  3. Step 3: Cross multiply
    112,585.82x = 168,937.12 × 49,450.37
  4. Step 4: Simplify right side
    112,585.82x = 8,354,003,090.73
  5. Step 5: Solve for x
    x = 8,354,003,090.73/112,585.82
  6. Step 6: Final answer
    x = 74,201.20

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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.