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Finding the Fourth Proportional to 168,272.16, 252,410.45 and 55,952.39

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Solution

The fourth proportional to 168,272.16, 252,410.45 and 55,952.39 is: 83,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,272.16 : 252,410.45 = 55,952.39 : x
  2. Step 2: Convert to fraction form
    168,272.16/252,410.45 = 55,952.39/x
  3. Step 3: Cross multiply
    168,272.16x = 252,410.45 × 55,952.39
  4. Step 4: Simplify right side
    168,272.16x = 14,122,966,396.66
  5. Step 5: Solve for x
    x = 14,122,966,396.66/168,272.16
  6. Step 6: Final answer
    x = 83,929.31

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1.5x scale

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.