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Finding the Fourth Proportional to 236,714, 355,132.56 and 70,502

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Solution

The fourth proportional to 236,714, 355,132.56 and 70,502 is: 105,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,714 : 355,132.56 = 70,502 : x
  2. Step 2: Convert to fraction form
    236,714/355,132.56 = 70,502/x
  3. Step 3: Cross multiply
    236,714x = 355,132.56 × 70,502
  4. Step 4: Simplify right side
    236,714x = 25,037,555,745.12
  5. Step 5: Solve for x
    x = 25,037,555,745.12/236,714
  6. Step 6: Final answer
    x = 105,771.33

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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.