Home / 189,560.48-261,591.82-104,675.72

Finding the Fourth Proportional to 189,560.48, 261,591.82 and 104,675.72

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Solution

The fourth proportional to 189,560.48, 261,591.82 and 104,675.72 is: 144,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,560.48 : 261,591.82 = 104,675.72 : x
  2. Step 2: Convert to fraction form
    189,560.48/261,591.82 = 104,675.72/x
  3. Step 3: Cross multiply
    189,560.48x = 261,591.82 × 104,675.72
  4. Step 4: Simplify right side
    189,560.48x = 27,382,312,104.61
  5. Step 5: Solve for x
    x = 27,382,312,104.61/189,560.48
  6. Step 6: Final answer
    x = 144,451.59

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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.