Home / 80,927.75-121,309.76-33,477.27

Finding the Fourth Proportional to 80,927.75, 121,309.76 and 33,477.27

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Solution

The fourth proportional to 80,927.75, 121,309.76 and 33,477.27 is: 50,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,927.75 : 121,309.76 = 33,477.27 : x
  2. Step 2: Convert to fraction form
    80,927.75/121,309.76 = 33,477.27/x
  3. Step 3: Cross multiply
    80,927.75x = 121,309.76 × 33,477.27
  4. Step 4: Simplify right side
    80,927.75x = 4,061,119,421.77
  5. Step 5: Solve for x
    x = 4,061,119,421.77/80,927.75
  6. Step 6: Final answer
    x = 50,182.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.