Home / 72,912.15-100,589.18-44,634.24

Finding the Fourth Proportional to 72,912.15, 100,589.18 and 44,634.24

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Solution

The fourth proportional to 72,912.15, 100,589.18 and 44,634.24 is: 61,577.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,912.15 : 100,589.18 = 44,634.24 : x
  2. Step 2: Convert to fraction form
    72,912.15/100,589.18 = 44,634.24/x
  3. Step 3: Cross multiply
    72,912.15x = 100,589.18 × 44,634.24
  4. Step 4: Simplify right side
    72,912.15x = 4,489,721,378.35
  5. Step 5: Solve for x
    x = 4,489,721,378.35/72,912.15
  6. Step 6: Final answer
    x = 61,577.14

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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.