Home / 66,207.11-91,362-35,992.17

Finding the Fourth Proportional to 66,207.11, 91,362 and 35,992.17

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Solution

The fourth proportional to 66,207.11, 91,362 and 35,992.17 is: 49,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,207.11 : 91,362 = 35,992.17 : x
  2. Step 2: Convert to fraction form
    66,207.11/91,362 = 35,992.17/x
  3. Step 3: Cross multiply
    66,207.11x = 91,362 × 35,992.17
  4. Step 4: Simplify right side
    66,207.11x = 3,288,316,635.54
  5. Step 5: Solve for x
    x = 3,288,316,635.54/66,207.11
  6. Step 6: Final answer
    x = 49,667.13

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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.