Home / 278,087.18-383,556.48-182,559.02

Finding the Fourth Proportional to 278,087.18, 383,556.48 and 182,559.02

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Solution

The fourth proportional to 278,087.18, 383,556.48 and 182,559.02 is: 251,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,087.18 : 383,556.48 = 182,559.02 : x
  2. Step 2: Convert to fraction form
    278,087.18/383,556.48 = 182,559.02/x
  3. Step 3: Cross multiply
    278,087.18x = 383,556.48 × 182,559.02
  4. Step 4: Simplify right side
    278,087.18x = 70,021,695,103.45
  5. Step 5: Solve for x
    x = 70,021,695,103.45/278,087.18
  6. Step 6: Final answer
    x = 251,797.64

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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.