Home / 182,856.78-274,285.20-77,601.96

Finding the Fourth Proportional to 182,856.78, 274,285.20 and 77,601.96

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Solution

The fourth proportional to 182,856.78, 274,285.20 and 77,601.96 is: 116,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,856.78 : 274,285.20 = 77,601.96 : x
  2. Step 2: Convert to fraction form
    182,856.78/274,285.20 = 77,601.96/x
  3. Step 3: Cross multiply
    182,856.78x = 274,285.20 × 77,601.96
  4. Step 4: Simplify right side
    182,856.78x = 21,285,069,118.99
  5. Step 5: Solve for x
    x = 21,285,069,118.99/182,856.78
  6. Step 6: Final answer
    x = 116,402.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.