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Finding the Fourth Proportional to 184,447.70, 276,671.55 and 131,570.90

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Solution

The fourth proportional to 184,447.70, 276,671.55 and 131,570.90 is: 197,356.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,447.70 : 276,671.55 = 131,570.90 : x
  2. Step 2: Convert to fraction form
    184,447.70/276,671.55 = 131,570.90/x
  3. Step 3: Cross multiply
    184,447.70x = 276,671.55 × 131,570.90
  4. Step 4: Simplify right side
    184,447.70x = 36,401,924,837.90
  5. Step 5: Solve for x
    x = 36,401,924,837.90/184,447.70
  6. Step 6: Final answer
    x = 197,356.35

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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.