Home / 190,408.04-262,761.46-104,371.79

Finding the Fourth Proportional to 190,408.04, 262,761.46 and 104,371.79

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Solution

The fourth proportional to 190,408.04, 262,761.46 and 104,371.79 is: 144,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,408.04 : 262,761.46 = 104,371.79 : x
  2. Step 2: Convert to fraction form
    190,408.04/262,761.46 = 104,371.79/x
  3. Step 3: Cross multiply
    190,408.04x = 262,761.46 × 104,371.79
  4. Step 4: Simplify right side
    190,408.04x = 27,424,884,319.19
  5. Step 5: Solve for x
    x = 27,424,884,319.19/190,408.04
  6. Step 6: Final answer
    x = 144,032.18

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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.