Home / 74,334.20-111,350.10-46,167.80

Finding the Fourth Proportional to 74,334.20, 111,350.10 and 46,167.80

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Solution

The fourth proportional to 74,334.20, 111,350.10 and 46,167.80 is: 69,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,334.20 : 111,350.10 = 46,167.80 : x
  2. Step 2: Convert to fraction form
    74,334.20/111,350.10 = 46,167.80/x
  3. Step 3: Cross multiply
    74,334.20x = 111,350.10 × 46,167.80
  4. Step 4: Simplify right side
    74,334.20x = 5,140,789,146.78
  5. Step 5: Solve for x
    x = 5,140,789,146.78/74,334.20
  6. Step 6: Final answer
    x = 69,157.79

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1.5x scale

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.