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Finding the Fourth Proportional to 155,794.82, 233,731.56 and 43,474.95

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Solution

The fourth proportional to 155,794.82, 233,731.56 and 43,474.95 is: 65,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,794.82 : 233,731.56 = 43,474.95 : x
  2. Step 2: Convert to fraction form
    155,794.82/233,731.56 = 43,474.95/x
  3. Step 3: Cross multiply
    155,794.82x = 233,731.56 × 43,474.95
  4. Step 4: Simplify right side
    155,794.82x = 10,161,467,884.42
  5. Step 5: Solve for x
    x = 10,161,467,884.42/155,794.82
  6. Step 6: Final answer
    x = 65,223.40

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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.