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Finding the Fourth Proportional to 237,063.83, 354,720.94 and 142,351.69

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Solution

The fourth proportional to 237,063.83, 354,720.94 and 142,351.69 is: 213,002.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,063.83 : 354,720.94 = 142,351.69 : x
  2. Step 2: Convert to fraction form
    237,063.83/354,720.94 = 142,351.69/x
  3. Step 3: Cross multiply
    237,063.83x = 354,720.94 × 142,351.69
  4. Step 4: Simplify right side
    237,063.83x = 50,495,124,575.63
  5. Step 5: Solve for x
    x = 50,495,124,575.63/237,063.83
  6. Step 6: Final answer
    x = 213,002.23

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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.