Home / 278,078.18-383,544.06-182,550.02

Finding the Fourth Proportional to 278,078.18, 383,544.06 and 182,550.02

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Solution

The fourth proportional to 278,078.18, 383,544.06 and 182,550.02 is: 251,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,078.18 : 383,544.06 = 182,550.02 : x
  2. Step 2: Convert to fraction form
    278,078.18/383,544.06 = 182,550.02/x
  3. Step 3: Cross multiply
    278,078.18x = 383,544.06 × 182,550.02
  4. Step 4: Simplify right side
    278,078.18x = 70,015,975,823.88
  5. Step 5: Solve for x
    x = 70,015,975,823.88/278,078.18
  6. Step 6: Final answer
    x = 251,785.22

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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.