Home / 164,508.71-227,022.09-89,057.21

Finding the Fourth Proportional to 164,508.71, 227,022.09 and 89,057.21

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Solution

The fourth proportional to 164,508.71, 227,022.09 and 89,057.21 is: 122,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,508.71 : 227,022.09 = 89,057.21 : x
  2. Step 2: Convert to fraction form
    164,508.71/227,022.09 = 89,057.21/x
  3. Step 3: Cross multiply
    164,508.71x = 227,022.09 × 89,057.21
  4. Step 4: Simplify right side
    164,508.71x = 20,217,952,808.66
  5. Step 5: Solve for x
    x = 20,217,952,808.66/164,508.71
  6. Step 6: Final answer
    x = 122,898.98

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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.