Home / 74,772.43-103,183.10-41,238.43

Finding the Fourth Proportional to 74,772.43, 103,183.10 and 41,238.43

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Solution

The fourth proportional to 74,772.43, 103,183.10 and 41,238.43 is: 56,907.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,772.43 : 103,183.10 = 41,238.43 : x
  2. Step 2: Convert to fraction form
    74,772.43/103,183.10 = 41,238.43/x
  3. Step 3: Cross multiply
    74,772.43x = 103,183.10 × 41,238.43
  4. Step 4: Simplify right side
    74,772.43x = 4,255,108,737.03
  5. Step 5: Solve for x
    x = 4,255,108,737.03/74,772.43
  6. Step 6: Final answer
    x = 56,907.46

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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.