Home / 66,022.23-91,115.52-37,727.31

Finding the Fourth Proportional to 66,022.23, 91,115.52 and 37,727.31

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Solution

The fourth proportional to 66,022.23, 91,115.52 and 37,727.31 is: 52,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,022.23 : 91,115.52 = 37,727.31 : x
  2. Step 2: Convert to fraction form
    66,022.23/91,115.52 = 37,727.31/x
  3. Step 3: Cross multiply
    66,022.23x = 91,115.52 × 37,727.31
  4. Step 4: Simplify right side
    66,022.23x = 3,437,543,468.85
  5. Step 5: Solve for x
    x = 3,437,543,468.85/66,022.23
  6. Step 6: Final answer
    x = 52,066.46

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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.