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Finding the Fourth Proportional to 164,551.36, 227,081.04 and 89,099.68

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Solution

The fourth proportional to 164,551.36, 227,081.04 and 89,099.68 is: 122,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,551.36 : 227,081.04 = 89,099.68 : x
  2. Step 2: Convert to fraction form
    164,551.36/227,081.04 = 89,099.68/x
  3. Step 3: Cross multiply
    164,551.36x = 227,081.04 × 89,099.68
  4. Step 4: Simplify right side
    164,551.36x = 20,232,847,998.07
  5. Step 5: Solve for x
    x = 20,232,847,998.07/164,551.36
  6. Step 6: Final answer
    x = 122,957.65

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1.5x scale

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.