Home / 84,367.11-126,425.75-36,938.37

Finding the Fourth Proportional to 84,367.11, 126,425.75 and 36,938.37

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Solution

The fourth proportional to 84,367.11, 126,425.75 and 36,938.37 is: 55,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,367.11 : 126,425.75 = 36,938.37 : x
  2. Step 2: Convert to fraction form
    84,367.11/126,425.75 = 36,938.37/x
  3. Step 3: Cross multiply
    84,367.11x = 126,425.75 × 36,938.37
  4. Step 4: Simplify right side
    84,367.11x = 4,669,960,946.34
  5. Step 5: Solve for x
    x = 4,669,960,946.34/84,367.11
  6. Step 6: Final answer
    x = 55,352.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.