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Finding the Fourth Proportional to 88,324.88, 121,860.84 and 50,081.41

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Solution

The fourth proportional to 88,324.88, 121,860.84 and 50,081.41 is: 69,096.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,324.88 : 121,860.84 = 50,081.41 : x
  2. Step 2: Convert to fraction form
    88,324.88/121,860.84 = 50,081.41/x
  3. Step 3: Cross multiply
    88,324.88x = 121,860.84 × 50,081.41
  4. Step 4: Simplify right side
    88,324.88x = 6,102,963,303.42
  5. Step 5: Solve for x
    x = 6,102,963,303.42/88,324.88
  6. Step 6: Final answer
    x = 69,096.76

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1.5x scale

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.