Home / 89,934.96-124,106.99-49,647.86

Finding the Fourth Proportional to 89,934.96, 124,106.99 and 49,647.86

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Solution

The fourth proportional to 89,934.96, 124,106.99 and 49,647.86 is: 68,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,934.96 : 124,106.99 = 49,647.86 : x
  2. Step 2: Convert to fraction form
    89,934.96/124,106.99 = 49,647.86/x
  3. Step 3: Cross multiply
    89,934.96x = 124,106.99 × 49,647.86
  4. Step 4: Simplify right side
    89,934.96x = 6,161,646,464.54
  5. Step 5: Solve for x
    x = 6,161,646,464.54/89,934.96
  6. Step 6: Final answer
    x = 68,512.25

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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.