Home / 89,932.48-124,105.44-49,647.68

Finding the Fourth Proportional to 89,932.48, 124,105.44 and 49,647.68

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Solution

The fourth proportional to 89,932.48, 124,105.44 and 49,647.68 is: 68,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,932.48 : 124,105.44 = 49,647.68 : x
  2. Step 2: Convert to fraction form
    89,932.48/124,105.44 = 49,647.68/x
  3. Step 3: Cross multiply
    89,932.48x = 124,105.44 × 49,647.68
  4. Step 4: Simplify right side
    89,932.48x = 6,161,547,171.38
  5. Step 5: Solve for x
    x = 6,161,547,171.38/89,932.48
  6. Step 6: Final answer
    x = 68,513.04

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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.