Home / 66,051.73-91,201.29-40,593.22

Finding the Fourth Proportional to 66,051.73, 91,201.29 and 40,593.22

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Solution

The fourth proportional to 66,051.73, 91,201.29 and 40,593.22 is: 56,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051.73 : 91,201.29 = 40,593.22 : x
  2. Step 2: Convert to fraction form
    66,051.73/91,201.29 = 40,593.22/x
  3. Step 3: Cross multiply
    66,051.73x = 91,201.29 × 40,593.22
  4. Step 4: Simplify right side
    66,051.73x = 3,702,154,029.25
  5. Step 5: Solve for x
    x = 3,702,154,029.25/66,051.73
  6. Step 6: Final answer
    x = 56,049.31

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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.