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Finding the Fourth Proportional to 240,425.82, 331,760.61 and 132,980.94

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Solution

The fourth proportional to 240,425.82, 331,760.61 and 132,980.94 is: 183,498.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,425.82 : 331,760.61 = 132,980.94 : x
  2. Step 2: Convert to fraction form
    240,425.82/331,760.61 = 132,980.94/x
  3. Step 3: Cross multiply
    240,425.82x = 331,760.61 × 132,980.94
  4. Step 4: Simplify right side
    240,425.82x = 44,117,837,772.77
  5. Step 5: Solve for x
    x = 44,117,837,772.77/240,425.82
  6. Step 6: Final answer
    x = 183,498.75

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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.