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Finding the Fourth Proportional to 122,644.98, 183,963.83 and 33,903.81

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Solution

The fourth proportional to 122,644.98, 183,963.83 and 33,903.81 is: 50,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,644.98 : 183,963.83 = 33,903.81 : x
  2. Step 2: Convert to fraction form
    122,644.98/183,963.83 = 33,903.81/x
  3. Step 3: Cross multiply
    122,644.98x = 183,963.83 × 33,903.81
  4. Step 4: Simplify right side
    122,644.98x = 6,237,074,569.67
  5. Step 5: Solve for x
    x = 6,237,074,569.67/122,644.98
  6. Step 6: Final answer
    x = 50,854.71

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1.5x scale

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.