Home / 92,825.28-128,099.03-50,383.85

Finding the Fourth Proportional to 92,825.28, 128,099.03 and 50,383.85

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Solution

The fourth proportional to 92,825.28, 128,099.03 and 50,383.85 is: 69,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.28 : 128,099.03 = 50,383.85 : x
  2. Step 2: Convert to fraction form
    92,825.28/128,099.03 = 50,383.85/x
  3. Step 3: Cross multiply
    92,825.28x = 128,099.03 × 50,383.85
  4. Step 4: Simplify right side
    92,825.28x = 6,454,121,420.25
  5. Step 5: Solve for x
    x = 6,454,121,420.25/92,825.28
  6. Step 6: Final answer
    x = 69,529.78

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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.