Home / 169,811.73-254,828.16-64,631.61

Finding the Fourth Proportional to 169,811.73, 254,828.16 and 64,631.61

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Solution

The fourth proportional to 169,811.73, 254,828.16 and 64,631.61 is: 96,989.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,811.73 : 254,828.16 = 64,631.61 : x
  2. Step 2: Convert to fraction form
    169,811.73/254,828.16 = 64,631.61/x
  3. Step 3: Cross multiply
    169,811.73x = 254,828.16 × 64,631.61
  4. Step 4: Simplify right side
    169,811.73x = 16,469,954,254.14
  5. Step 5: Solve for x
    x = 16,469,954,254.14/169,811.73
  6. Step 6: Final answer
    x = 96,989.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.