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Finding the Fourth Proportional to 184,415.20, 276,130.72 and 184,415.20

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Solution

The fourth proportional to 184,415.20, 276,130.72 and 184,415.20 is: 276,130.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,415.20 : 276,130.72 = 184,415.20 : x
  2. Step 2: Convert to fraction form
    184,415.20/276,130.72 = 184,415.20/x
  3. Step 3: Cross multiply
    184,415.20x = 276,130.72 × 184,415.20
  4. Step 4: Simplify right side
    184,415.20x = 50,922,701,954.94
  5. Step 5: Solve for x
    x = 50,922,701,954.94/184,415.20
  6. Step 6: Final answer
    x = 276,130.72

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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.