Home / 189,447.24-261,435.92-104,564.28

Finding the Fourth Proportional to 189,447.24, 261,435.92 and 104,564.28

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Solution

The fourth proportional to 189,447.24, 261,435.92 and 104,564.28 is: 144,298.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,447.24 : 261,435.92 = 104,564.28 : x
  2. Step 2: Convert to fraction form
    189,447.24/261,435.92 = 104,564.28/x
  3. Step 3: Cross multiply
    189,447.24x = 261,435.92 × 104,564.28
  4. Step 4: Simplify right side
    189,447.24x = 27,336,858,740.94
  5. Step 5: Solve for x
    x = 27,336,858,740.94/189,447.24
  6. Step 6: Final answer
    x = 144,298.00

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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.