Home / 66,327.68-91,529.81-36,112.31

Finding the Fourth Proportional to 66,327.68, 91,529.81 and 36,112.31

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Solution

The fourth proportional to 66,327.68, 91,529.81 and 36,112.31 is: 49,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,327.68 : 91,529.81 = 36,112.31 : x
  2. Step 2: Convert to fraction form
    66,327.68/91,529.81 = 36,112.31/x
  3. Step 3: Cross multiply
    66,327.68x = 91,529.81 × 36,112.31
  4. Step 4: Simplify right side
    66,327.68x = 3,305,352,234.75
  5. Step 5: Solve for x
    x = 3,305,352,234.75/66,327.68
  6. Step 6: Final answer
    x = 49,833.68

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1.5x scale

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.