Home / 84,853.04-117,099.07-49,044.56

Finding the Fourth Proportional to 84,853.04, 117,099.07 and 49,044.56

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Solution

The fourth proportional to 84,853.04, 117,099.07 and 49,044.56 is: 67,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,853.04 : 117,099.07 = 49,044.56 : x
  2. Step 2: Convert to fraction form
    84,853.04/117,099.07 = 49,044.56/x
  3. Step 3: Cross multiply
    84,853.04x = 117,099.07 × 49,044.56
  4. Step 4: Simplify right side
    84,853.04x = 5,743,071,656.45
  5. Step 5: Solve for x
    x = 5,743,071,656.45/84,853.04
  6. Step 6: Final answer
    x = 67,682.57

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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.