Home / 164,917.20-227,586.17-89,465.70

Finding the Fourth Proportional to 164,917.20, 227,586.17 and 89,465.70

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Solution

The fourth proportional to 164,917.20, 227,586.17 and 89,465.70 is: 123,462.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,917.20 : 227,586.17 = 89,465.70 : x
  2. Step 2: Convert to fraction form
    164,917.20/227,586.17 = 89,465.70/x
  3. Step 3: Cross multiply
    164,917.20x = 227,586.17 × 89,465.70
  4. Step 4: Simplify right side
    164,917.20x = 20,361,156,009.37
  5. Step 5: Solve for x
    x = 20,361,156,009.37/164,917.20
  6. Step 6: Final answer
    x = 123,462.90

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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.