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Finding the Fourth Proportional to 184,735.72, 276,870.62 and 79,432.68

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Solution

The fourth proportional to 184,735.72, 276,870.62 and 79,432.68 is: 119,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,735.72 : 276,870.62 = 79,432.68 : x
  2. Step 2: Convert to fraction form
    184,735.72/276,870.62 = 79,432.68/x
  3. Step 3: Cross multiply
    184,735.72x = 276,870.62 × 79,432.68
  4. Step 4: Simplify right side
    184,735.72x = 21,992,575,359.86
  5. Step 5: Solve for x
    x = 21,992,575,359.86/184,735.72
  6. Step 6: Final answer
    x = 119,048.85

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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.