Home / 164,456.64-226,949.76-89,006.40

Finding the Fourth Proportional to 164,456.64, 226,949.76 and 89,006.40

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Solution

The fourth proportional to 164,456.64, 226,949.76 and 89,006.40 is: 122,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,456.64 : 226,949.76 = 89,006.40 : x
  2. Step 2: Convert to fraction form
    164,456.64/226,949.76 = 89,006.40/x
  3. Step 3: Cross multiply
    164,456.64x = 226,949.76 × 89,006.40
  4. Step 4: Simplify right side
    164,456.64x = 20,199,981,118.46
  5. Step 5: Solve for x
    x = 20,199,981,118.46/164,456.64
  6. Step 6: Final answer
    x = 122,828.61

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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.