Home / 54,123.37-74,690.72-29,923.94

Finding the Fourth Proportional to 54,123.37, 74,690.72 and 29,923.94

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Solution

The fourth proportional to 54,123.37, 74,690.72 and 29,923.94 is: 41,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,123.37 : 74,690.72 = 29,923.94 : x
  2. Step 2: Convert to fraction form
    54,123.37/74,690.72 = 29,923.94/x
  3. Step 3: Cross multiply
    54,123.37x = 74,690.72 × 29,923.94
  4. Step 4: Simplify right side
    54,123.37x = 2,235,040,623.84
  5. Step 5: Solve for x
    x = 2,235,040,623.84/54,123.37
  6. Step 6: Final answer
    x = 41,295.30

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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.