Home / 81,906.85-113,035.09-46,099.18

Finding the Fourth Proportional to 81,906.85, 113,035.09 and 46,099.18

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Solution

The fourth proportional to 81,906.85, 113,035.09 and 46,099.18 is: 63,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,906.85 : 113,035.09 = 46,099.18 : x
  2. Step 2: Convert to fraction form
    81,906.85/113,035.09 = 46,099.18/x
  3. Step 3: Cross multiply
    81,906.85x = 113,035.09 × 46,099.18
  4. Step 4: Simplify right side
    81,906.85x = 5,210,824,369.98
  5. Step 5: Solve for x
    x = 5,210,824,369.98/81,906.85
  6. Step 6: Final answer
    x = 63,618.91

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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.