Home / 213,054.24-319,618.28-94,734.81

Finding the Fourth Proportional to 213,054.24, 319,618.28 and 94,734.81

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Solution

The fourth proportional to 213,054.24, 319,618.28 and 94,734.81 is: 142,118.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,054.24 : 319,618.28 = 94,734.81 : x
  2. Step 2: Convert to fraction form
    213,054.24/319,618.28 = 94,734.81/x
  3. Step 3: Cross multiply
    213,054.24x = 319,618.28 × 94,734.81
  4. Step 4: Simplify right side
    213,054.24x = 30,278,976,554.65
  5. Step 5: Solve for x
    x = 30,278,976,554.65/213,054.24
  6. Step 6: Final answer
    x = 142,118.63

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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.