Home / 112,789.25-169,195.31-41,730.65

Finding the Fourth Proportional to 112,789.25, 169,195.31 and 41,730.65

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Solution

The fourth proportional to 112,789.25, 169,195.31 and 41,730.65 is: 62,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,789.25 : 169,195.31 = 41,730.65 : x
  2. Step 2: Convert to fraction form
    112,789.25/169,195.31 = 41,730.65/x
  3. Step 3: Cross multiply
    112,789.25x = 169,195.31 × 41,730.65
  4. Step 4: Simplify right side
    112,789.25x = 7,060,630,054.60
  5. Step 5: Solve for x
    x = 7,060,630,054.60/112,789.25
  6. Step 6: Final answer
    x = 62,600.20

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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.