Home / 104,241.25-143,868.38-66,004.37

Finding the Fourth Proportional to 104,241.25, 143,868.38 and 66,004.37

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Solution

The fourth proportional to 104,241.25, 143,868.38 and 66,004.37 is: 91,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,241.25 : 143,868.38 = 66,004.37 : x
  2. Step 2: Convert to fraction form
    104,241.25/143,868.38 = 66,004.37/x
  3. Step 3: Cross multiply
    104,241.25x = 143,868.38 × 66,004.37
  4. Step 4: Simplify right side
    104,241.25x = 9,495,941,784.82
  5. Step 5: Solve for x
    x = 9,495,941,784.82/104,241.25
  6. Step 6: Final answer
    x = 91,095.82

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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.