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Finding the Fourth Proportional to 224,737.59, 310,138.94 and 122,764.46

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Solution

The fourth proportional to 224,737.59, 310,138.94 and 122,764.46 is: 169,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,737.59 : 310,138.94 = 122,764.46 : x
  2. Step 2: Convert to fraction form
    224,737.59/310,138.94 = 122,764.46/x
  3. Step 3: Cross multiply
    224,737.59x = 310,138.94 × 122,764.46
  4. Step 4: Simplify right side
    224,737.59x = 38,074,040,576.33
  5. Step 5: Solve for x
    x = 38,074,040,576.33/224,737.59
  6. Step 6: Final answer
    x = 169,415.54

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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.