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Finding the Fourth Proportional to 164,670.77, 227,245.68 and 89,219.27

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Solution

The fourth proportional to 164,670.77, 227,245.68 and 89,219.27 is: 123,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,670.77 : 227,245.68 = 89,219.27 : x
  2. Step 2: Convert to fraction form
    164,670.77/227,245.68 = 89,219.27/x
  3. Step 3: Cross multiply
    164,670.77x = 227,245.68 × 89,219.27
  4. Step 4: Simplify right side
    164,670.77x = 20,274,693,680.25
  5. Step 5: Solve for x
    x = 20,274,693,680.25/164,670.77
  6. Step 6: Final answer
    x = 123,122.60

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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.