Home / 189,366.38-261,325.40-104,483.44

Finding the Fourth Proportional to 189,366.38, 261,325.40 and 104,483.44

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Solution

The fourth proportional to 189,366.38, 261,325.40 and 104,483.44 is: 144,187.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,366.38 : 261,325.40 = 104,483.44 : x
  2. Step 2: Convert to fraction form
    189,366.38/261,325.40 = 104,483.44/x
  3. Step 3: Cross multiply
    189,366.38x = 261,325.40 × 104,483.44
  4. Step 4: Simplify right side
    189,366.38x = 27,304,176,751.38
  5. Step 5: Solve for x
    x = 27,304,176,751.38/189,366.38
  6. Step 6: Final answer
    x = 144,187.03

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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.