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Finding the Fourth Proportional to 245,452.14, 368,178.66 and 67,959.66

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Solution

The fourth proportional to 245,452.14, 368,178.66 and 67,959.66 is: 101,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,452.14 : 368,178.66 = 67,959.66 : x
  2. Step 2: Convert to fraction form
    245,452.14/368,178.66 = 67,959.66/x
  3. Step 3: Cross multiply
    245,452.14x = 368,178.66 × 67,959.66
  4. Step 4: Simplify right side
    245,452.14x = 25,021,296,552.86
  5. Step 5: Solve for x
    x = 25,021,296,552.86/245,452.14
  6. Step 6: Final answer
    x = 101,939.61

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1.5x scale

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.