Home / 189,344.52-261,296.28-104,461.92

Finding the Fourth Proportional to 189,344.52, 261,296.28 and 104,461.92

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Solution

The fourth proportional to 189,344.52, 261,296.28 and 104,461.92 is: 144,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,344.52 : 261,296.28 = 104,461.92 : x
  2. Step 2: Convert to fraction form
    189,344.52/261,296.28 = 104,461.92/x
  3. Step 3: Cross multiply
    189,344.52x = 261,296.28 × 104,461.92
  4. Step 4: Simplify right side
    189,344.52x = 27,295,511,097.66
  5. Step 5: Solve for x
    x = 27,295,511,097.66/189,344.52
  6. Step 6: Final answer
    x = 144,157.91

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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.