Home / 66,633.48-91,956.33-36,418.14

Finding the Fourth Proportional to 66,633.48, 91,956.33 and 36,418.14

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Solution

The fourth proportional to 66,633.48, 91,956.33 and 36,418.14 is: 50,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,633.48 : 91,956.33 = 36,418.14 : x
  2. Step 2: Convert to fraction form
    66,633.48/91,956.33 = 36,418.14/x
  3. Step 3: Cross multiply
    66,633.48x = 91,956.33 × 36,418.14
  4. Step 4: Simplify right side
    66,633.48x = 3,348,878,499.83
  5. Step 5: Solve for x
    x = 3,348,878,499.83/66,633.48
  6. Step 6: Final answer
    x = 50,258.20

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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.