Home / 89,932.96-124,104.23-49,645.86

Finding the Fourth Proportional to 89,932.96, 124,104.23 and 49,645.86

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Solution

The fourth proportional to 89,932.96, 124,104.23 and 49,645.86 is: 68,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,932.96 : 124,104.23 = 49,645.86 : x
  2. Step 2: Convert to fraction form
    89,932.96/124,104.23 = 49,645.86/x
  3. Step 3: Cross multiply
    89,932.96x = 124,104.23 × 49,645.86
  4. Step 4: Simplify right side
    89,932.96x = 6,161,261,227.99
  5. Step 5: Solve for x
    x = 6,161,261,227.99/89,932.96
  6. Step 6: Final answer
    x = 68,509.49

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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.