Home / 47,894.42-71,905.25-40,919.27

Finding the Fourth Proportional to 47,894.42, 71,905.25 and 40,919.27

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Solution

The fourth proportional to 47,894.42, 71,905.25 and 40,919.27 is: 61,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,894.42 : 71,905.25 = 40,919.27 : x
  2. Step 2: Convert to fraction form
    47,894.42/71,905.25 = 40,919.27/x
  3. Step 3: Cross multiply
    47,894.42x = 71,905.25 × 40,919.27
  4. Step 4: Simplify right side
    47,894.42x = 2,942,309,775.04
  5. Step 5: Solve for x
    x = 2,942,309,775.04/47,894.42
  6. Step 6: Final answer
    x = 61,433.25

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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.