Home / 163,867.67-226,137.75-91,269.98

Finding the Fourth Proportional to 163,867.67, 226,137.75 and 91,269.98

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Solution

The fourth proportional to 163,867.67, 226,137.75 and 91,269.98 is: 125,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,867.67 : 226,137.75 = 91,269.98 : x
  2. Step 2: Convert to fraction form
    163,867.67/226,137.75 = 91,269.98/x
  3. Step 3: Cross multiply
    163,867.67x = 226,137.75 × 91,269.98
  4. Step 4: Simplify right side
    163,867.67x = 20,639,586,789.06
  5. Step 5: Solve for x
    x = 20,639,586,789.06/163,867.67
  6. Step 6: Final answer
    x = 125,952.77

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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.