Home / 164,087.08-226,419.74-91,472.15

Finding the Fourth Proportional to 164,087.08, 226,419.74 and 91,472.15

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Solution

The fourth proportional to 164,087.08, 226,419.74 and 91,472.15 is: 126,220.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,087.08 : 226,419.74 = 91,472.15 : x
  2. Step 2: Convert to fraction form
    164,087.08/226,419.74 = 91,472.15/x
  3. Step 3: Cross multiply
    164,087.08x = 226,419.74 × 91,472.15
  4. Step 4: Simplify right side
    164,087.08x = 20,711,100,871.95
  5. Step 5: Solve for x
    x = 20,711,100,871.95/164,087.08
  6. Step 6: Final answer
    x = 126,220.18

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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.