Home / 179,103.78-268,633.62-73,909.08

Finding the Fourth Proportional to 179,103.78, 268,633.62 and 73,909.08

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Solution

The fourth proportional to 179,103.78, 268,633.62 and 73,909.08 is: 110,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,103.78 : 268,633.62 = 73,909.08 : x
  2. Step 2: Convert to fraction form
    179,103.78/268,633.62 = 73,909.08/x
  3. Step 3: Cross multiply
    179,103.78x = 268,633.62 × 73,909.08
  4. Step 4: Simplify right side
    179,103.78x = 19,854,463,711.27
  5. Step 5: Solve for x
    x = 19,854,463,711.27/179,103.78
  6. Step 6: Final answer
    x = 110,854.52

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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.