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Finding the Fourth Proportional to 192,187.68, 265,218.48 and 107,324.88

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Solution

The fourth proportional to 192,187.68, 265,218.48 and 107,324.88 is: 148,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,187.68 : 265,218.48 = 107,324.88 : x
  2. Step 2: Convert to fraction form
    192,187.68/265,218.48 = 107,324.88/x
  3. Step 3: Cross multiply
    192,187.68x = 265,218.48 × 107,324.88
  4. Step 4: Simplify right side
    192,187.68x = 28,464,541,539.78
  5. Step 5: Solve for x
    x = 28,464,541,539.78/192,187.68
  6. Step 6: Final answer
    x = 148,108.04

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1.5x scale

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.