Home / 190,672.42-263,127.21-104,632.85

Finding the Fourth Proportional to 190,672.42, 263,127.21 and 104,632.85

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Solution

The fourth proportional to 190,672.42, 263,127.21 and 104,632.85 is: 144,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,672.42 : 263,127.21 = 104,632.85 : x
  2. Step 2: Convert to fraction form
    190,672.42/263,127.21 = 104,632.85/x
  3. Step 3: Cross multiply
    190,672.42x = 263,127.21 × 104,632.85
  4. Step 4: Simplify right side
    190,672.42x = 27,531,750,160.29
  5. Step 5: Solve for x
    x = 27,531,750,160.29/190,672.42
  6. Step 6: Final answer
    x = 144,392.93

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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.