Home / 80,035.08-110,499.93-51,367.11

Finding the Fourth Proportional to 80,035.08, 110,499.93 and 51,367.11

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Solution

The fourth proportional to 80,035.08, 110,499.93 and 51,367.11 is: 70,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,035.08 : 110,499.93 = 51,367.11 : x
  2. Step 2: Convert to fraction form
    80,035.08/110,499.93 = 51,367.11/x
  3. Step 3: Cross multiply
    80,035.08x = 110,499.93 × 51,367.11
  4. Step 4: Simplify right side
    80,035.08x = 5,676,062,059.30
  5. Step 5: Solve for x
    x = 5,676,062,059.30/80,035.08
  6. Step 6: Final answer
    x = 70,919.68

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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.