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Finding the Fourth Proportional to 242,757.99, 334,993.46 and 133,880.22

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Solution

The fourth proportional to 242,757.99, 334,993.46 and 133,880.22 is: 184,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,757.99 : 334,993.46 = 133,880.22 : x
  2. Step 2: Convert to fraction form
    242,757.99/334,993.46 = 133,880.22/x
  3. Step 3: Cross multiply
    242,757.99x = 334,993.46 × 133,880.22
  4. Step 4: Simplify right side
    242,757.99x = 44,848,997,453.96
  5. Step 5: Solve for x
    x = 44,848,997,453.96/242,757.99
  6. Step 6: Final answer
    x = 184,747.77

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1.5x scale

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.