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Finding the Fourth Proportional to 179,934, 248,330.79 and 104,482.50

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Solution

The fourth proportional to 179,934, 248,330.79 and 104,482.50 is: 144,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,934 : 248,330.79 = 104,482.50 : x
  2. Step 2: Convert to fraction form
    179,934/248,330.79 = 104,482.50/x
  3. Step 3: Cross multiply
    179,934x = 248,330.79 × 104,482.50
  4. Step 4: Simplify right side
    179,934x = 25,946,221,766.18
  5. Step 5: Solve for x
    x = 25,946,221,766.18/179,934
  6. Step 6: Final answer
    x = 144,198.55

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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.