Home / 89,076.64-122,895.26-50,808.68

Finding the Fourth Proportional to 89,076.64, 122,895.26 and 50,808.68

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Solution

The fourth proportional to 89,076.64, 122,895.26 and 50,808.68 is: 70,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,076.64 : 122,895.26 = 50,808.68 : x
  2. Step 2: Convert to fraction form
    89,076.64/122,895.26 = 50,808.68/x
  3. Step 3: Cross multiply
    89,076.64x = 122,895.26 × 50,808.68
  4. Step 4: Simplify right side
    89,076.64x = 6,244,145,938.86
  5. Step 5: Solve for x
    x = 6,244,145,938.86/89,076.64
  6. Step 6: Final answer
    x = 70,098.58

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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.