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Finding the Fourth Proportional to 240,636.84, 332,074.82 and 133,204.60

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Solution

The fourth proportional to 240,636.84, 332,074.82 and 133,204.60 is: 183,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,636.84 : 332,074.82 = 133,204.60 : x
  2. Step 2: Convert to fraction form
    240,636.84/332,074.82 = 133,204.60/x
  3. Step 3: Cross multiply
    240,636.84x = 332,074.82 × 133,204.60
  4. Step 4: Simplify right side
    240,636.84x = 44,233,893,568.17
  5. Step 5: Solve for x
    x = 44,233,893,568.17/240,636.84
  6. Step 6: Final answer
    x = 183,820.12

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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.