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Finding the Fourth Proportional to 122,765.53, 184,156.09 and 38,529.02

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Solution

The fourth proportional to 122,765.53, 184,156.09 and 38,529.02 is: 57,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,765.53 : 184,156.09 = 38,529.02 : x
  2. Step 2: Convert to fraction form
    122,765.53/184,156.09 = 38,529.02/x
  3. Step 3: Cross multiply
    122,765.53x = 184,156.09 × 38,529.02
  4. Step 4: Simplify right side
    122,765.53x = 7,095,353,674.73
  5. Step 5: Solve for x
    x = 7,095,353,674.73/122,765.53
  6. Step 6: Final answer
    x = 57,795.98

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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.