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Finding the Fourth Proportional to 56,586.21, 84,464.39 and 49,944.21

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Solution

The fourth proportional to 56,586.21, 84,464.39 and 49,944.21 is: 74,550.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,586.21 : 84,464.39 = 49,944.21 : x
  2. Step 2: Convert to fraction form
    56,586.21/84,464.39 = 49,944.21/x
  3. Step 3: Cross multiply
    56,586.21x = 84,464.39 × 49,944.21
  4. Step 4: Simplify right side
    56,586.21x = 4,218,507,231.68
  5. Step 5: Solve for x
    x = 4,218,507,231.68/56,586.21
  6. Step 6: Final answer
    x = 74,550.09

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1.5x scale

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.