Home / 109,858.44-151,618.62-61,463.05

Finding the Fourth Proportional to 109,858.44, 151,618.62 and 61,463.05

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Solution

The fourth proportional to 109,858.44, 151,618.62 and 61,463.05 is: 84,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,858.44 : 151,618.62 = 61,463.05 : x
  2. Step 2: Convert to fraction form
    109,858.44/151,618.62 = 61,463.05/x
  3. Step 3: Cross multiply
    109,858.44x = 151,618.62 × 61,463.05
  4. Step 4: Simplify right side
    109,858.44x = 9,318,943,180.56
  5. Step 5: Solve for x
    x = 9,318,943,180.56/109,858.44
  6. Step 6: Final answer
    x = 84,826.83

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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.