Home / 179,876.94-248,329.59-108,274.62

Finding the Fourth Proportional to 179,876.94, 248,329.59 and 108,274.62

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Solution

The fourth proportional to 179,876.94, 248,329.59 and 108,274.62 is: 149,478.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,876.94 : 248,329.59 = 108,274.62 : x
  2. Step 2: Convert to fraction form
    179,876.94/248,329.59 = 108,274.62/x
  3. Step 3: Cross multiply
    179,876.94x = 248,329.59 × 108,274.62
  4. Step 4: Simplify right side
    179,876.94x = 26,887,791,992.01
  5. Step 5: Solve for x
    x = 26,887,791,992.01/179,876.94
  6. Step 6: Final answer
    x = 149,478.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.