Home / 76,028.28-104,893.30-49,204.68

Finding the Fourth Proportional to 76,028.28, 104,893.30 and 49,204.68

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Solution

The fourth proportional to 76,028.28, 104,893.30 and 49,204.68 is: 67,885.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,028.28 : 104,893.30 = 49,204.68 : x
  2. Step 2: Convert to fraction form
    76,028.28/104,893.30 = 49,204.68/x
  3. Step 3: Cross multiply
    76,028.28x = 104,893.30 × 49,204.68
  4. Step 4: Simplify right side
    76,028.28x = 5,161,241,260.64
  5. Step 5: Solve for x
    x = 5,161,241,260.64/76,028.28
  6. Step 6: Final answer
    x = 67,885.81

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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.