Home / 88,582.86-122,249.79-50,862.78

Finding the Fourth Proportional to 88,582.86, 122,249.79 and 50,862.78

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Solution

The fourth proportional to 88,582.86, 122,249.79 and 50,862.78 is: 70,193.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,582.86 : 122,249.79 = 50,862.78 : x
  2. Step 2: Convert to fraction form
    88,582.86/122,249.79 = 50,862.78/x
  3. Step 3: Cross multiply
    88,582.86x = 122,249.79 × 50,862.78
  4. Step 4: Simplify right side
    88,582.86x = 6,217,964,173.82
  5. Step 5: Solve for x
    x = 6,217,964,173.82/88,582.86
  6. Step 6: Final answer
    x = 70,193.76

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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.