Home / 190,104.81-262,344.25-104,063.82

Finding the Fourth Proportional to 190,104.81, 262,344.25 and 104,063.82

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Solution

The fourth proportional to 190,104.81, 262,344.25 and 104,063.82 is: 143,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,104.81 : 262,344.25 = 104,063.82 : x
  2. Step 2: Convert to fraction form
    190,104.81/262,344.25 = 104,063.82/x
  3. Step 3: Cross multiply
    190,104.81x = 262,344.25 × 104,063.82
  4. Step 4: Simplify right side
    190,104.81x = 27,300,544,810.04
  5. Step 5: Solve for x
    x = 27,300,544,810.04/190,104.81
  6. Step 6: Final answer
    x = 143,607.86

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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.