Home / 194,864.86-268,936.19-162,101.39

Finding the Fourth Proportional to 194,864.86, 268,936.19 and 162,101.39

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Solution

The fourth proportional to 194,864.86, 268,936.19 and 162,101.39 is: 223,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,864.86 : 268,936.19 = 162,101.39 : x
  2. Step 2: Convert to fraction form
    194,864.86/268,936.19 = 162,101.39/x
  3. Step 3: Cross multiply
    194,864.86x = 268,936.19 × 162,101.39
  4. Step 4: Simplify right side
    194,864.86x = 43,594,931,297.90
  5. Step 5: Solve for x
    x = 43,594,931,297.90/194,864.86
  6. Step 6: Final answer
    x = 223,718.80

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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.