Home / 263,674.98-363,869.28-142,813.44

Finding the Fourth Proportional to 263,674.98, 363,869.28 and 142,813.44

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Solution

The fourth proportional to 263,674.98, 363,869.28 and 142,813.44 is: 197,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,674.98 : 363,869.28 = 142,813.44 : x
  2. Step 2: Convert to fraction form
    263,674.98/363,869.28 = 142,813.44/x
  3. Step 3: Cross multiply
    263,674.98x = 363,869.28 × 142,813.44
  4. Step 4: Simplify right side
    263,674.98x = 51,965,423,587.12
  5. Step 5: Solve for x
    x = 51,965,423,587.12/263,674.98
  6. Step 6: Final answer
    x = 197,081.36

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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.