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Finding the Fourth Proportional to 41,969.72, 57,793.22 and 41,038.36

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Solution

The fourth proportional to 41,969.72, 57,793.22 and 41,038.36 is: 56,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,969.72 : 57,793.22 = 41,038.36 : x
  2. Step 2: Convert to fraction form
    41,969.72/57,793.22 = 41,038.36/x
  3. Step 3: Cross multiply
    41,969.72x = 57,793.22 × 41,038.36
  4. Step 4: Simplify right side
    41,969.72x = 2,371,738,967.92
  5. Step 5: Solve for x
    x = 2,371,738,967.92/41,969.72
  6. Step 6: Final answer
    x = 56,510.72

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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.