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Finding the Fourth Proportional to 224,598.30, 336,606.09 and 91,323.42

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Solution

The fourth proportional to 224,598.30, 336,606.09 and 91,323.42 is: 136,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,598.30 : 336,606.09 = 91,323.42 : x
  2. Step 2: Convert to fraction form
    224,598.30/336,606.09 = 91,323.42/x
  3. Step 3: Cross multiply
    224,598.30x = 336,606.09 × 91,323.42
  4. Step 4: Simplify right side
    224,598.30x = 30,740,019,331.63
  5. Step 5: Solve for x
    x = 30,740,019,331.63/224,598.30
  6. Step 6: Final answer
    x = 136,866.66

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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.