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Finding the Fourth Proportional to 146,963.83, 202,809.13 and 79,895.83

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Solution

The fourth proportional to 146,963.83, 202,809.13 and 79,895.83 is: 110,255.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,963.83 : 202,809.13 = 79,895.83 : x
  2. Step 2: Convert to fraction form
    146,963.83/202,809.13 = 79,895.83/x
  3. Step 3: Cross multiply
    146,963.83x = 202,809.13 × 79,895.83
  4. Step 4: Simplify right side
    146,963.83x = 16,203,603,772.93
  5. Step 5: Solve for x
    x = 16,203,603,772.93/146,963.83
  6. Step 6: Final answer
    x = 110,255.73

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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.