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Finding the Fourth Proportional to 164,891, 227,549.58 and 93,269.48

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Solution

The fourth proportional to 164,891, 227,549.58 and 93,269.48 is: 128,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,891 : 227,549.58 = 93,269.48 : x
  2. Step 2: Convert to fraction form
    164,891/227,549.58 = 93,269.48/x
  3. Step 3: Cross multiply
    164,891x = 227,549.58 × 93,269.48
  4. Step 4: Simplify right side
    164,891x = 21,223,431,000.82
  5. Step 5: Solve for x
    x = 21,223,431,000.82/164,891
  6. Step 6: Final answer
    x = 128,711.88

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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.