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Finding the Fourth Proportional to 184,811.84, 277,247.67 and 72,431.12

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Solution

The fourth proportional to 184,811.84, 277,247.67 and 72,431.12 is: 108,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,811.84 : 277,247.67 = 72,431.12 : x
  2. Step 2: Convert to fraction form
    184,811.84/277,247.67 = 72,431.12/x
  3. Step 3: Cross multiply
    184,811.84x = 277,247.67 × 72,431.12
  4. Step 4: Simplify right side
    184,811.84x = 20,081,357,597.64
  5. Step 5: Solve for x
    x = 20,081,357,597.64/184,811.84
  6. Step 6: Final answer
    x = 108,658.39

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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.