Home / 104,188.64-143,777.34-61,167.42

Finding the Fourth Proportional to 104,188.64, 143,777.34 and 61,167.42

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Solution

The fourth proportional to 104,188.64, 143,777.34 and 61,167.42 is: 84,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,188.64 : 143,777.34 = 61,167.42 : x
  2. Step 2: Convert to fraction form
    104,188.64/143,777.34 = 61,167.42/x
  3. Step 3: Cross multiply
    104,188.64x = 143,777.34 × 61,167.42
  4. Step 4: Simplify right side
    104,188.64x = 8,794,488,942.26
  5. Step 5: Solve for x
    x = 8,794,488,942.26/104,188.64
  6. Step 6: Final answer
    x = 84,409.29

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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.