Home / 190,026.96-261,917.62-144,071.39

Finding the Fourth Proportional to 190,026.96, 261,917.62 and 144,071.39

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Solution

The fourth proportional to 190,026.96, 261,917.62 and 144,071.39 is: 198,576.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,026.96 : 261,917.62 = 144,071.39 : x
  2. Step 2: Convert to fraction form
    190,026.96/261,917.62 = 144,071.39/x
  3. Step 3: Cross multiply
    190,026.96x = 261,917.62 × 144,071.39
  4. Step 4: Simplify right side
    190,026.96x = 37,734,835,578.89
  5. Step 5: Solve for x
    x = 37,734,835,578.89/190,026.96
  6. Step 6: Final answer
    x = 198,576.22

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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.