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Finding the Fourth Proportional to 199,152.78, 275,099.40 and 184,981.02

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Solution

The fourth proportional to 199,152.78, 275,099.40 and 184,981.02 is: 255,523.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,152.78 : 275,099.40 = 184,981.02 : x
  2. Step 2: Convert to fraction form
    199,152.78/275,099.40 = 184,981.02/x
  3. Step 3: Cross multiply
    199,152.78x = 275,099.40 × 184,981.02
  4. Step 4: Simplify right side
    199,152.78x = 50,888,167,613.39
  5. Step 5: Solve for x
    x = 50,888,167,613.39/199,152.78
  6. Step 6: Final answer
    x = 255,523.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.