Home / 162,964.35-224,890.05-91,344.36

Finding the Fourth Proportional to 162,964.35, 224,890.05 and 91,344.36

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Solution

The fourth proportional to 162,964.35, 224,890.05 and 91,344.36 is: 126,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,964.35 : 224,890.05 = 91,344.36 : x
  2. Step 2: Convert to fraction form
    162,964.35/224,890.05 = 91,344.36/x
  3. Step 3: Cross multiply
    162,964.35x = 224,890.05 × 91,344.36
  4. Step 4: Simplify right side
    162,964.35x = 20,542,437,687.62
  5. Step 5: Solve for x
    x = 20,542,437,687.62/162,964.35
  6. Step 6: Final answer
    x = 126,054.79

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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.