Home / 51,776.42-77,313.39-41,126.54

Finding the Fourth Proportional to 51,776.42, 77,313.39 and 41,126.54

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Solution

The fourth proportional to 51,776.42, 77,313.39 and 41,126.54 is: 61,410.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,776.42 : 77,313.39 = 41,126.54 : x
  2. Step 2: Convert to fraction form
    51,776.42/77,313.39 = 41,126.54/x
  3. Step 3: Cross multiply
    51,776.42x = 77,313.39 × 41,126.54
  4. Step 4: Simplify right side
    51,776.42x = 3,179,631,685.58
  5. Step 5: Solve for x
    x = 3,179,631,685.58/51,776.42
  6. Step 6: Final answer
    x = 61,410.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.