Home / 137,118.92-189,227.10-96,903.64

Finding the Fourth Proportional to 137,118.92, 189,227.10 and 96,903.64

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Solution

The fourth proportional to 137,118.92, 189,227.10 and 96,903.64 is: 133,729.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,118.92 : 189,227.10 = 96,903.64 : x
  2. Step 2: Convert to fraction form
    137,118.92/189,227.10 = 96,903.64/x
  3. Step 3: Cross multiply
    137,118.92x = 189,227.10 × 96,903.64
  4. Step 4: Simplify right side
    137,118.92x = 18,336,794,776.64
  5. Step 5: Solve for x
    x = 18,336,794,776.64/137,118.92
  6. Step 6: Final answer
    x = 133,729.14

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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.