Home / 189,446.24-261,434.54-104,563.28

Finding the Fourth Proportional to 189,446.24, 261,434.54 and 104,563.28

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Solution

The fourth proportional to 189,446.24, 261,434.54 and 104,563.28 is: 144,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,446.24 : 261,434.54 = 104,563.28 : x
  2. Step 2: Convert to fraction form
    189,446.24/261,434.54 = 104,563.28/x
  3. Step 3: Cross multiply
    189,446.24x = 261,434.54 × 104,563.28
  4. Step 4: Simplify right side
    189,446.24x = 27,336,453,007.69
  5. Step 5: Solve for x
    x = 27,336,453,007.69/189,446.24
  6. Step 6: Final answer
    x = 144,296.62

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1.5x scale

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.