Home / 252,087.12-347,893.92-144,656.28

Finding the Fourth Proportional to 252,087.12, 347,893.92 and 144,656.28

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Solution

The fourth proportional to 252,087.12, 347,893.92 and 144,656.28 is: 199,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,087.12 : 347,893.92 = 144,656.28 : x
  2. Step 2: Convert to fraction form
    252,087.12/347,893.92 = 144,656.28/x
  3. Step 3: Cross multiply
    252,087.12x = 347,893.92 × 144,656.28
  4. Step 4: Simplify right side
    252,087.12x = 50,325,040,301.82
  5. Step 5: Solve for x
    x = 50,325,040,301.82/252,087.12
  6. Step 6: Final answer
    x = 199,633.52

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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.