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Finding the Fourth Proportional to 184,857.60, 277,286.40 and 60,211.20

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Solution

The fourth proportional to 184,857.60, 277,286.40 and 60,211.20 is: 90,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,857.60 : 277,286.40 = 60,211.20 : x
  2. Step 2: Convert to fraction form
    184,857.60/277,286.40 = 60,211.20/x
  3. Step 3: Cross multiply
    184,857.60x = 277,286.40 × 60,211.20
  4. Step 4: Simplify right side
    184,857.60x = 16,695,746,887.68
  5. Step 5: Solve for x
    x = 16,695,746,887.68/184,857.60
  6. Step 6: Final answer
    x = 90,316.80

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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.