Home / 89,181.51-123,065.81-50,933.56

Finding the Fourth Proportional to 89,181.51, 123,065.81 and 50,933.56

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Solution

The fourth proportional to 89,181.51, 123,065.81 and 50,933.56 is: 70,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,181.51 : 123,065.81 = 50,933.56 : x
  2. Step 2: Convert to fraction form
    89,181.51/123,065.81 = 50,933.56/x
  3. Step 3: Cross multiply
    89,181.51x = 123,065.81 × 50,933.56
  4. Step 4: Simplify right side
    89,181.51x = 6,268,179,533.75
  5. Step 5: Solve for x
    x = 6,268,179,533.75/89,181.51
  6. Step 6: Final answer
    x = 70,285.64

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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.