Home / 89,938.14-124,113.93-49,651.97

Finding the Fourth Proportional to 89,938.14, 124,113.93 and 49,651.97

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Solution

The fourth proportional to 89,938.14, 124,113.93 and 49,651.97 is: 68,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,938.14 : 124,113.93 = 49,651.97 : x
  2. Step 2: Convert to fraction form
    89,938.14/124,113.93 = 49,651.97/x
  3. Step 3: Cross multiply
    89,938.14x = 124,113.93 × 49,651.97
  4. Step 4: Simplify right side
    89,938.14x = 6,162,500,508.37
  5. Step 5: Solve for x
    x = 6,162,500,508.37/89,938.14
  6. Step 6: Final answer
    x = 68,519.32

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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.