Home / 66,282.27-91,467.71-36,066.90

Finding the Fourth Proportional to 66,282.27, 91,467.71 and 36,066.90

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Solution

The fourth proportional to 66,282.27, 91,467.71 and 36,066.90 is: 49,771.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,282.27 : 91,467.71 = 36,066.90 : x
  2. Step 2: Convert to fraction form
    66,282.27/91,467.71 = 36,066.90/x
  3. Step 3: Cross multiply
    66,282.27x = 91,467.71 × 36,066.90
  4. Step 4: Simplify right side
    66,282.27x = 3,298,956,174.52
  5. Step 5: Solve for x
    x = 3,298,956,174.52/66,282.27
  6. Step 6: Final answer
    x = 49,771.32

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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.