Home / 140,748.99-194,236.86-80,325.27

Finding the Fourth Proportional to 140,748.99, 194,236.86 and 80,325.27

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Solution

The fourth proportional to 140,748.99, 194,236.86 and 80,325.27 is: 110,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,748.99 : 194,236.86 = 80,325.27 : x
  2. Step 2: Convert to fraction form
    140,748.99/194,236.86 = 80,325.27/x
  3. Step 3: Cross multiply
    140,748.99x = 194,236.86 × 80,325.27
  4. Step 4: Simplify right side
    140,748.99x = 15,602,128,298.76
  5. Step 5: Solve for x
    x = 15,602,128,298.76/140,748.99
  6. Step 6: Final answer
    x = 110,850.73

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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.