Home / 163,269.07-225,294.01-91,656.97

Finding the Fourth Proportional to 163,269.07, 225,294.01 and 91,656.97

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Solution

The fourth proportional to 163,269.07, 225,294.01 and 91,656.97 is: 126,476.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,269.07 : 225,294.01 = 91,656.97 : x
  2. Step 2: Convert to fraction form
    163,269.07/225,294.01 = 91,656.97/x
  3. Step 3: Cross multiply
    163,269.07x = 225,294.01 × 91,656.97
  4. Step 4: Simplify right side
    163,269.07x = 20,649,765,523.37
  5. Step 5: Solve for x
    x = 20,649,765,523.37/163,269.07
  6. Step 6: Final answer
    x = 126,476.90

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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.