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Finding the Fourth Proportional to 84,866.64, 127,300 and 22,537.14

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Solution

The fourth proportional to 84,866.64, 127,300 and 22,537.14 is: 33,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,866.64 : 127,300 = 22,537.14 : x
  2. Step 2: Convert to fraction form
    84,866.64/127,300 = 22,537.14/x
  3. Step 3: Cross multiply
    84,866.64x = 127,300 × 22,537.14
  4. Step 4: Simplify right side
    84,866.64x = 2,868,977,922
  5. Step 5: Solve for x
    x = 2,868,977,922/84,866.64
  6. Step 6: Final answer
    x = 33,805.72

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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.