Home / 89,926.62-124,098.03-49,640.37

Finding the Fourth Proportional to 89,926.62, 124,098.03 and 49,640.37

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Solution

The fourth proportional to 89,926.62, 124,098.03 and 49,640.37 is: 68,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,926.62 : 124,098.03 = 49,640.37 : x
  2. Step 2: Convert to fraction form
    89,926.62/124,098.03 = 49,640.37/x
  3. Step 3: Cross multiply
    89,926.62x = 124,098.03 × 49,640.37
  4. Step 4: Simplify right side
    89,926.62x = 6,160,272,125.47
  5. Step 5: Solve for x
    x = 6,160,272,125.47/89,926.62
  6. Step 6: Final answer
    x = 68,503.32

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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.