Home / 73,739.20-101,766.90-41,899.72

Finding the Fourth Proportional to 73,739.20, 101,766.90 and 41,899.72

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Solution

The fourth proportional to 73,739.20, 101,766.90 and 41,899.72 is: 57,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,739.20 : 101,766.90 = 41,899.72 : x
  2. Step 2: Convert to fraction form
    73,739.20/101,766.90 = 41,899.72/x
  3. Step 3: Cross multiply
    73,739.20x = 101,766.90 × 41,899.72
  4. Step 4: Simplify right side
    73,739.20x = 4,264,004,615.27
  5. Step 5: Solve for x
    x = 4,264,004,615.27/73,739.20
  6. Step 6: Final answer
    x = 57,825.48

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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.