Home / 89,922.36-124,092.16-49,636.13

Finding the Fourth Proportional to 89,922.36, 124,092.16 and 49,636.13

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Solution

The fourth proportional to 89,922.36, 124,092.16 and 49,636.13 is: 68,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,922.36 : 124,092.16 = 49,636.13 : x
  2. Step 2: Convert to fraction form
    89,922.36/124,092.16 = 49,636.13/x
  3. Step 3: Cross multiply
    89,922.36x = 124,092.16 × 49,636.13
  4. Step 4: Simplify right side
    89,922.36x = 6,159,454,771.88
  5. Step 5: Solve for x
    x = 6,159,454,771.88/89,922.36
  6. Step 6: Final answer
    x = 68,497.48

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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.