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Finding the Fourth Proportional to 237,233.80, 355,863.66 and 79,447.96

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Solution

The fourth proportional to 237,233.80, 355,863.66 and 79,447.96 is: 119,176.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,233.80 : 355,863.66 = 79,447.96 : x
  2. Step 2: Convert to fraction form
    237,233.80/355,863.66 = 79,447.96/x
  3. Step 3: Cross multiply
    237,233.80x = 355,863.66 × 79,447.96
  4. Step 4: Simplify right side
    237,233.80x = 28,272,641,825.13
  5. Step 5: Solve for x
    x = 28,272,641,825.13/237,233.80
  6. Step 6: Final answer
    x = 119,176.28

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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.