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Finding the Fourth Proportional to 239,791.26, 359,678.34 and 59,877.69

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Solution

The fourth proportional to 239,791.26, 359,678.34 and 59,877.69 is: 89,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,791.26 : 359,678.34 = 59,877.69 : x
  2. Step 2: Convert to fraction form
    239,791.26/359,678.34 = 59,877.69/x
  3. Step 3: Cross multiply
    239,791.26x = 359,678.34 × 59,877.69
  4. Step 4: Simplify right side
    239,791.26x = 21,536,708,142.23
  5. Step 5: Solve for x
    x = 21,536,708,142.23/239,791.26
  6. Step 6: Final answer
    x = 89,814.40

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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.