Home / 72,922.74-109,384.11-41,736.12

Finding the Fourth Proportional to 72,922.74, 109,384.11 and 41,736.12

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Solution

The fourth proportional to 72,922.74, 109,384.11 and 41,736.12 is: 62,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,922.74 : 109,384.11 = 41,736.12 : x
  2. Step 2: Convert to fraction form
    72,922.74/109,384.11 = 41,736.12/x
  3. Step 3: Cross multiply
    72,922.74x = 109,384.11 × 41,736.12
  4. Step 4: Simplify right side
    72,922.74x = 4,565,268,341.05
  5. Step 5: Solve for x
    x = 4,565,268,341.05/72,922.74
  6. Step 6: Final answer
    x = 62,604.18

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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.