Home / 189,466.14-261,463.29-104,583.21

Finding the Fourth Proportional to 189,466.14, 261,463.29 and 104,583.21

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Solution

The fourth proportional to 189,466.14, 261,463.29 and 104,583.21 is: 144,324.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,466.14 : 261,463.29 = 104,583.21 : x
  2. Step 2: Convert to fraction form
    189,466.14/261,463.29 = 104,583.21/x
  3. Step 3: Cross multiply
    189,466.14x = 261,463.29 × 104,583.21
  4. Step 4: Simplify right side
    189,466.14x = 27,344,670,165.36
  5. Step 5: Solve for x
    x = 27,344,670,165.36/189,466.14
  6. Step 6: Final answer
    x = 144,324.84

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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.