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Finding the Fourth Proportional to 80,231.84, 110,749.02 and 46,697.84

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Solution

The fourth proportional to 80,231.84, 110,749.02 and 46,697.84 is: 64,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,231.84 : 110,749.02 = 46,697.84 : x
  2. Step 2: Convert to fraction form
    80,231.84/110,749.02 = 46,697.84/x
  3. Step 3: Cross multiply
    80,231.84x = 110,749.02 × 46,697.84
  4. Step 4: Simplify right side
    80,231.84x = 5,171,740,016.12
  5. Step 5: Solve for x
    x = 5,171,740,016.12/80,231.84
  6. Step 6: Final answer
    x = 64,459.95

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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.