Home / 66,536.82-99,857.36-46,415.43

Finding the Fourth Proportional to 66,536.82, 99,857.36 and 46,415.43

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Solution

The fourth proportional to 66,536.82, 99,857.36 and 46,415.43 is: 69,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,536.82 : 99,857.36 = 46,415.43 : x
  2. Step 2: Convert to fraction form
    66,536.82/99,857.36 = 46,415.43/x
  3. Step 3: Cross multiply
    66,536.82x = 99,857.36 × 46,415.43
  4. Step 4: Simplify right side
    66,536.82x = 4,634,921,919.82
  5. Step 5: Solve for x
    x = 4,634,921,919.82/66,536.82
  6. Step 6: Final answer
    x = 69,659.51

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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.