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Finding the Fourth Proportional to 224,663.94, 336,902.21 and 91,453.77

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Solution

The fourth proportional to 224,663.94, 336,902.21 and 91,453.77 is: 137,142.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,663.94 : 336,902.21 = 91,453.77 : x
  2. Step 2: Convert to fraction form
    224,663.94/336,902.21 = 91,453.77/x
  3. Step 3: Cross multiply
    224,663.94x = 336,902.21 × 91,453.77
  4. Step 4: Simplify right side
    224,663.94x = 30,810,977,225.83
  5. Step 5: Solve for x
    x = 30,810,977,225.83/224,663.94
  6. Step 6: Final answer
    x = 137,142.51

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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.