Home / 163,614.72-225,656.64-109,883.52

Finding the Fourth Proportional to 163,614.72, 225,656.64 and 109,883.52

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Solution

The fourth proportional to 163,614.72, 225,656.64 and 109,883.52 is: 151,550.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,614.72 : 225,656.64 = 109,883.52 : x
  2. Step 2: Convert to fraction form
    163,614.72/225,656.64 = 109,883.52/x
  3. Step 3: Cross multiply
    163,614.72x = 225,656.64 × 109,883.52
  4. Step 4: Simplify right side
    163,614.72x = 24,795,945,914.57
  5. Step 5: Solve for x
    x = 24,795,945,914.57/163,614.72
  6. Step 6: Final answer
    x = 151,550.83

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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.