Home / 66,453.38-91,705.67-36,237.92

Finding the Fourth Proportional to 66,453.38, 91,705.67 and 36,237.92

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Solution

The fourth proportional to 66,453.38, 91,705.67 and 36,237.92 is: 50,008.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,453.38 : 91,705.67 = 36,237.92 : x
  2. Step 2: Convert to fraction form
    66,453.38/91,705.67 = 36,237.92/x
  3. Step 3: Cross multiply
    66,453.38x = 91,705.67 × 36,237.92
  4. Step 4: Simplify right side
    66,453.38x = 3,323,222,365.07
  5. Step 5: Solve for x
    x = 3,323,222,365.07/66,453.38
  6. Step 6: Final answer
    x = 50,008.33

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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.