Home / 66,459.17-91,713.33-36,243.95

Finding the Fourth Proportional to 66,459.17, 91,713.33 and 36,243.95

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Solution

The fourth proportional to 66,459.17, 91,713.33 and 36,243.95 is: 50,016.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,459.17 : 91,713.33 = 36,243.95 : x
  2. Step 2: Convert to fraction form
    66,459.17/91,713.33 = 36,243.95/x
  3. Step 3: Cross multiply
    66,459.17x = 91,713.33 × 36,243.95
  4. Step 4: Simplify right side
    66,459.17x = 3,324,052,888.29
  5. Step 5: Solve for x
    x = 3,324,052,888.29/66,459.17
  6. Step 6: Final answer
    x = 50,016.47

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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.