Home / 255,301.20-382,890.24-113,067.81

Finding the Fourth Proportional to 255,301.20, 382,890.24 and 113,067.81

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Solution

The fourth proportional to 255,301.20, 382,890.24 and 113,067.81 is: 169,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,301.20 : 382,890.24 = 113,067.81 : x
  2. Step 2: Convert to fraction form
    255,301.20/382,890.24 = 113,067.81/x
  3. Step 3: Cross multiply
    255,301.20x = 382,890.24 × 113,067.81
  4. Step 4: Simplify right side
    255,301.20x = 43,292,560,907.17
  5. Step 5: Solve for x
    x = 43,292,560,907.17/255,301.20
  6. Step 6: Final answer
    x = 169,574.45

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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.