Home / 341,043.39-511,273.49-130,832.19

Finding the Fourth Proportional to 341,043.39, 511,273.49 and 130,832.19

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Solution

The fourth proportional to 341,043.39, 511,273.49 and 130,832.19 is: 196,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,043.39 : 511,273.49 = 130,832.19 : x
  2. Step 2: Convert to fraction form
    341,043.39/511,273.49 = 130,832.19/x
  3. Step 3: Cross multiply
    341,043.39x = 511,273.49 × 130,832.19
  4. Step 4: Simplify right side
    341,043.39x = 66,891,029,731.48
  5. Step 5: Solve for x
    x = 66,891,029,731.48/341,043.39
  6. Step 6: Final answer
    x = 196,136.42

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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.