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Finding the Fourth Proportional to 184,321.34, 276,472.29 and 90,795.50

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Solution

The fourth proportional to 184,321.34, 276,472.29 and 90,795.50 is: 136,188.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,321.34 : 276,472.29 = 90,795.50 : x
  2. Step 2: Convert to fraction form
    184,321.34/276,472.29 = 90,795.50/x
  3. Step 3: Cross multiply
    184,321.34x = 276,472.29 × 90,795.50
  4. Step 4: Simplify right side
    184,321.34x = 25,102,439,806.70
  5. Step 5: Solve for x
    x = 25,102,439,806.70/184,321.34
  6. Step 6: Final answer
    x = 136,188.46

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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.