Home / 84,899.24-127,173.84-49,732.28

Finding the Fourth Proportional to 84,899.24, 127,173.84 and 49,732.28

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Solution

The fourth proportional to 84,899.24, 127,173.84 and 49,732.28 is: 74,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,899.24 : 127,173.84 = 49,732.28 : x
  2. Step 2: Convert to fraction form
    84,899.24/127,173.84 = 49,732.28/x
  3. Step 3: Cross multiply
    84,899.24x = 127,173.84 × 49,732.28
  4. Step 4: Simplify right side
    84,899.24x = 6,324,645,019.56
  5. Step 5: Solve for x
    x = 6,324,645,019.56/84,899.24
  6. Step 6: Final answer
    x = 74,495.90

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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.