Home / 57,333.83-79,121.18-33,455.89

Finding the Fourth Proportional to 57,333.83, 79,121.18 and 33,455.89

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Solution

The fourth proportional to 57,333.83, 79,121.18 and 33,455.89 is: 46,169.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,333.83 : 79,121.18 = 33,455.89 : x
  2. Step 2: Convert to fraction form
    57,333.83/79,121.18 = 33,455.89/x
  3. Step 3: Cross multiply
    57,333.83x = 79,121.18 × 33,455.89
  4. Step 4: Simplify right side
    57,333.83x = 2,647,069,138.14
  5. Step 5: Solve for x
    x = 2,647,069,138.14/57,333.83
  6. Step 6: Final answer
    x = 46,169.41

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1.5x scale

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.