Home / 127,964.56-176,589.92-70,604.41

Finding the Fourth Proportional to 127,964.56, 176,589.92 and 70,604.41

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Solution

The fourth proportional to 127,964.56, 176,589.92 and 70,604.41 is: 97,433.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,964.56 : 176,589.92 = 70,604.41 : x
  2. Step 2: Convert to fraction form
    127,964.56/176,589.92 = 70,604.41/x
  3. Step 3: Cross multiply
    127,964.56x = 176,589.92 × 70,604.41
  4. Step 4: Simplify right side
    127,964.56x = 12,468,027,179.69
  5. Step 5: Solve for x
    x = 12,468,027,179.69/127,964.56
  6. Step 6: Final answer
    x = 97,433.44

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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.