Home / 80,672.06-111,325.92-44,861.76

Finding the Fourth Proportional to 80,672.06, 111,325.92 and 44,861.76

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Solution

The fourth proportional to 80,672.06, 111,325.92 and 44,861.76 is: 61,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,672.06 : 111,325.92 = 44,861.76 : x
  2. Step 2: Convert to fraction form
    80,672.06/111,325.92 = 44,861.76/x
  3. Step 3: Cross multiply
    80,672.06x = 111,325.92 × 44,861.76
  4. Step 4: Simplify right side
    80,672.06x = 4,994,276,704.82
  5. Step 5: Solve for x
    x = 4,994,276,704.82/80,672.06
  6. Step 6: Final answer
    x = 61,908.38

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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.