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Finding the Fourth Proportional to 172,751.35, 238,393.63 and 96,268.77

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Solution

The fourth proportional to 172,751.35, 238,393.63 and 96,268.77 is: 132,849.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,751.35 : 238,393.63 = 96,268.77 : x
  2. Step 2: Convert to fraction form
    172,751.35/238,393.63 = 96,268.77/x
  3. Step 3: Cross multiply
    172,751.35x = 238,393.63 × 96,268.77
  4. Step 4: Simplify right side
    172,751.35x = 22,949,860,650.55
  5. Step 5: Solve for x
    x = 22,949,860,650.55/172,751.35
  6. Step 6: Final answer
    x = 132,849.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.