Home / 188,827.17-260,586.95-102,791.73

Finding the Fourth Proportional to 188,827.17, 260,586.95 and 102,791.73

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Solution

The fourth proportional to 188,827.17, 260,586.95 and 102,791.73 is: 141,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,827.17 : 260,586.95 = 102,791.73 : x
  2. Step 2: Convert to fraction form
    188,827.17/260,586.95 = 102,791.73/x
  3. Step 3: Cross multiply
    188,827.17x = 260,586.95 × 102,791.73
  4. Step 4: Simplify right side
    188,827.17x = 26,786,184,158.27
  5. Step 5: Solve for x
    x = 26,786,184,158.27/188,827.17
  6. Step 6: Final answer
    x = 141,855.56

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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.