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Finding the Fourth Proportional to 184,673.70, 276,929.55 and 84,800.70

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Solution

The fourth proportional to 184,673.70, 276,929.55 and 84,800.70 is: 127,163.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,673.70 : 276,929.55 = 84,800.70 : x
  2. Step 2: Convert to fraction form
    184,673.70/276,929.55 = 84,800.70/x
  3. Step 3: Cross multiply
    184,673.70x = 276,929.55 × 84,800.70
  4. Step 4: Simplify right side
    184,673.70x = 23,483,819,690.69
  5. Step 5: Solve for x
    x = 23,483,819,690.69/184,673.70
  6. Step 6: Final answer
    x = 127,163.86

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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.