Home / 192,014.13-264,979.52-107,131.20

Finding the Fourth Proportional to 192,014.13, 264,979.52 and 107,131.20

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Solution

The fourth proportional to 192,014.13, 264,979.52 and 107,131.20 is: 147,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,014.13 : 264,979.52 = 107,131.20 : x
  2. Step 2: Convert to fraction form
    192,014.13/264,979.52 = 107,131.20/x
  3. Step 3: Cross multiply
    192,014.13x = 264,979.52 × 107,131.20
  4. Step 4: Simplify right side
    192,014.13x = 28,387,573,953.02
  5. Step 5: Solve for x
    x = 28,387,573,953.02/192,014.13
  6. Step 6: Final answer
    x = 147,841.07

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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.