Home / 189,284.08-261,208.92-104,409.04

Finding the Fourth Proportional to 189,284.08, 261,208.92 and 104,409.04

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Solution

The fourth proportional to 189,284.08, 261,208.92 and 104,409.04 is: 144,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,284.08 : 261,208.92 = 104,409.04 : x
  2. Step 2: Convert to fraction form
    189,284.08/261,208.92 = 104,409.04/x
  3. Step 3: Cross multiply
    189,284.08x = 261,208.92 × 104,409.04
  4. Step 4: Simplify right side
    189,284.08x = 27,272,572,576.64
  5. Step 5: Solve for x
    x = 27,272,572,576.64/189,284.08
  6. Step 6: Final answer
    x = 144,082.76

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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.