Home / 66,004.20-91,077.08-37,327.77

Finding the Fourth Proportional to 66,004.20, 91,077.08 and 37,327.77

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Solution

The fourth proportional to 66,004.20, 91,077.08 and 37,327.77 is: 51,507.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,004.20 : 91,077.08 = 37,327.77 : x
  2. Step 2: Convert to fraction form
    66,004.20/91,077.08 = 37,327.77/x
  3. Step 3: Cross multiply
    66,004.20x = 91,077.08 × 37,327.77
  4. Step 4: Simplify right side
    66,004.20x = 3,399,704,107.87
  5. Step 5: Solve for x
    x = 3,399,704,107.87/66,004.20
  6. Step 6: Final answer
    x = 51,507.39

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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.