Home / 190,576.74-262,989.81-104,534.49

Finding the Fourth Proportional to 190,576.74, 262,989.81 and 104,534.49

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Solution

The fourth proportional to 190,576.74, 262,989.81 and 104,534.49 is: 144,254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,576.74 : 262,989.81 = 104,534.49 : x
  2. Step 2: Convert to fraction form
    190,576.74/262,989.81 = 104,534.49/x
  3. Step 3: Cross multiply
    190,576.74x = 262,989.81 × 104,534.49
  4. Step 4: Simplify right side
    190,576.74x = 27,491,505,663.55
  5. Step 5: Solve for x
    x = 27,491,505,663.55/190,576.74
  6. Step 6: Final answer
    x = 144,254.26

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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.