Home / 92,906.45-128,211.57-50,464.97

Finding the Fourth Proportional to 92,906.45, 128,211.57 and 50,464.97

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Solution

The fourth proportional to 92,906.45, 128,211.57 and 50,464.97 is: 69,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,906.45 : 128,211.57 = 50,464.97 : x
  2. Step 2: Convert to fraction form
    92,906.45/128,211.57 = 50,464.97/x
  3. Step 3: Cross multiply
    92,906.45x = 128,211.57 × 50,464.97
  4. Step 4: Simplify right side
    92,906.45x = 6,470,192,392.65
  5. Step 5: Solve for x
    x = 6,470,192,392.65/92,906.45
  6. Step 6: Final answer
    x = 69,642.02

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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.