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Finding the Fourth Proportional to 184,433.34, 276,719.73 and 72,193.77

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Solution

The fourth proportional to 184,433.34, 276,719.73 and 72,193.77 is: 108,317.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,433.34 : 276,719.73 = 72,193.77 : x
  2. Step 2: Convert to fraction form
    184,433.34/276,719.73 = 72,193.77/x
  3. Step 3: Cross multiply
    184,433.34x = 276,719.73 × 72,193.77
  4. Step 4: Simplify right side
    184,433.34x = 19,977,440,542.08
  5. Step 5: Solve for x
    x = 19,977,440,542.08/184,433.34
  6. Step 6: Final answer
    x = 108,317.95

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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.