Home / 92,942.06-128,255.24-50,500.48

Finding the Fourth Proportional to 92,942.06, 128,255.24 and 50,500.48

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Solution

The fourth proportional to 92,942.06, 128,255.24 and 50,500.48 is: 69,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,942.06 : 128,255.24 = 50,500.48 : x
  2. Step 2: Convert to fraction form
    92,942.06/128,255.24 = 50,500.48/x
  3. Step 3: Cross multiply
    92,942.06x = 128,255.24 × 50,500.48
  4. Step 4: Simplify right side
    92,942.06x = 6,476,951,182.52
  5. Step 5: Solve for x
    x = 6,476,951,182.52/92,942.06
  6. Step 6: Final answer
    x = 69,688.05

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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.