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Finding the Fourth Proportional to 84,708.66, 127,054.08 and 34,794.03

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Solution

The fourth proportional to 84,708.66, 127,054.08 and 34,794.03 is: 52,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,708.66 : 127,054.08 = 34,794.03 : x
  2. Step 2: Convert to fraction form
    84,708.66/127,054.08 = 34,794.03/x
  3. Step 3: Cross multiply
    84,708.66x = 127,054.08 × 34,794.03
  4. Step 4: Simplify right side
    84,708.66x = 4,420,723,471.14
  5. Step 5: Solve for x
    x = 4,420,723,471.14/84,708.66
  6. Step 6: Final answer
    x = 52,187.39

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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.