Home / 269,827.80-404,741.70-137,117.40

Finding the Fourth Proportional to 269,827.80, 404,741.70 and 137,117.40

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Solution

The fourth proportional to 269,827.80, 404,741.70 and 137,117.40 is: 205,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,827.80 : 404,741.70 = 137,117.40 : x
  2. Step 2: Convert to fraction form
    269,827.80/404,741.70 = 137,117.40/x
  3. Step 3: Cross multiply
    269,827.80x = 404,741.70 × 137,117.40
  4. Step 4: Simplify right side
    269,827.80x = 55,497,129,575.58
  5. Step 5: Solve for x
    x = 55,497,129,575.58/269,827.80
  6. Step 6: Final answer
    x = 205,676.10

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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.