Home / 263,689.20-363,883.32-148,973.22

Finding the Fourth Proportional to 263,689.20, 363,883.32 and 148,973.22

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Solution

The fourth proportional to 263,689.20, 363,883.32 and 148,973.22 is: 205,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,689.20 : 363,883.32 = 148,973.22 : x
  2. Step 2: Convert to fraction form
    263,689.20/363,883.32 = 148,973.22/x
  3. Step 3: Cross multiply
    263,689.20x = 363,883.32 × 148,973.22
  4. Step 4: Simplify right side
    263,689.20x = 54,208,869,884.69
  5. Step 5: Solve for x
    x = 54,208,869,884.69/263,689.20
  6. Step 6: Final answer
    x = 205,578.65

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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.