Home / 66,308.28-91,502.60-36,093.64

Finding the Fourth Proportional to 66,308.28, 91,502.60 and 36,093.64

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Solution

The fourth proportional to 66,308.28, 91,502.60 and 36,093.64 is: 49,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,308.28 : 91,502.60 = 36,093.64 : x
  2. Step 2: Convert to fraction form
    66,308.28/91,502.60 = 36,093.64/x
  3. Step 3: Cross multiply
    66,308.28x = 91,502.60 × 36,093.64
  4. Step 4: Simplify right side
    66,308.28x = 3,302,661,903.46
  5. Step 5: Solve for x
    x = 3,302,661,903.46/66,308.28
  6. Step 6: Final answer
    x = 49,807.68

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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.