Home / 110,768.85-166,153.28-88,477.86

Finding the Fourth Proportional to 110,768.85, 166,153.28 and 88,477.86

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Solution

The fourth proportional to 110,768.85, 166,153.28 and 88,477.86 is: 132,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,768.85 : 166,153.28 = 88,477.86 : x
  2. Step 2: Convert to fraction form
    110,768.85/166,153.28 = 88,477.86/x
  3. Step 3: Cross multiply
    110,768.85x = 166,153.28 × 88,477.86
  4. Step 4: Simplify right side
    110,768.85x = 14,700,886,646.38
  5. Step 5: Solve for x
    x = 14,700,886,646.38/110,768.85
  6. Step 6: Final answer
    x = 132,716.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.