Home / 80,956.86-111,682.36-52,652.22

Finding the Fourth Proportional to 80,956.86, 111,682.36 and 52,652.22

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Solution

The fourth proportional to 80,956.86, 111,682.36 and 52,652.22 is: 72,635.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,956.86 : 111,682.36 = 52,652.22 : x
  2. Step 2: Convert to fraction form
    80,956.86/111,682.36 = 52,652.22/x
  3. Step 3: Cross multiply
    80,956.86x = 111,682.36 × 52,652.22
  4. Step 4: Simplify right side
    80,956.86x = 5,880,324,188.84
  5. Step 5: Solve for x
    x = 5,880,324,188.84/80,956.86
  6. Step 6: Final answer
    x = 72,635.28

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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.