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Finding the Fourth Proportional to 240,684.56, 332,156.94 and 133,266.42

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Solution

The fourth proportional to 240,684.56, 332,156.94 and 133,266.42 is: 183,914.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,684.56 : 332,156.94 = 133,266.42 : x
  2. Step 2: Convert to fraction form
    240,684.56/332,156.94 = 133,266.42/x
  3. Step 3: Cross multiply
    240,684.56x = 332,156.94 × 133,266.42
  4. Step 4: Simplify right side
    240,684.56x = 44,265,366,271.95
  5. Step 5: Solve for x
    x = 44,265,366,271.95/240,684.56
  6. Step 6: Final answer
    x = 183,914.44

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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.