Home / 66,207.29-91,364.96-35,993.36

Finding the Fourth Proportional to 66,207.29, 91,364.96 and 35,993.36

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Solution

The fourth proportional to 66,207.29, 91,364.96 and 35,993.36 is: 49,670.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,207.29 : 91,364.96 = 35,993.36 : x
  2. Step 2: Convert to fraction form
    66,207.29/91,364.96 = 35,993.36/x
  3. Step 3: Cross multiply
    66,207.29x = 91,364.96 × 35,993.36
  4. Step 4: Simplify right side
    66,207.29x = 3,288,531,529.82
  5. Step 5: Solve for x
    x = 3,288,531,529.82/66,207.29
  6. Step 6: Final answer
    x = 49,670.24

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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.