Home / 164,670.14-227,244.82-89,218.64

Finding the Fourth Proportional to 164,670.14, 227,244.82 and 89,218.64

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Solution

The fourth proportional to 164,670.14, 227,244.82 and 89,218.64 is: 123,121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,670.14 : 227,244.82 = 89,218.64 : x
  2. Step 2: Convert to fraction form
    164,670.14/227,244.82 = 89,218.64/x
  3. Step 3: Cross multiply
    164,670.14x = 227,244.82 × 89,218.64
  4. Step 4: Simplify right side
    164,670.14x = 20,274,473,787.44
  5. Step 5: Solve for x
    x = 20,274,473,787.44/164,670.14
  6. Step 6: Final answer
    x = 123,121.74

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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.