Home / 66,046.51-98,993.47-30,433.37

Finding the Fourth Proportional to 66,046.51, 98,993.47 and 30,433.37

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Solution

The fourth proportional to 66,046.51, 98,993.47 and 30,433.37 is: 45,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,046.51 : 98,993.47 = 30,433.37 : x
  2. Step 2: Convert to fraction form
    66,046.51/98,993.47 = 30,433.37/x
  3. Step 3: Cross multiply
    66,046.51x = 98,993.47 × 30,433.37
  4. Step 4: Simplify right side
    66,046.51x = 3,012,704,900.09
  5. Step 5: Solve for x
    x = 3,012,704,900.09/66,046.51
  6. Step 6: Final answer
    x = 45,614.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.