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Finding the Fourth Proportional to 242,305.58, 334,379.22 and 133,406.48

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Solution

The fourth proportional to 242,305.58, 334,379.22 and 133,406.48 is: 184,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,305.58 : 334,379.22 = 133,406.48 : x
  2. Step 2: Convert to fraction form
    242,305.58/334,379.22 = 133,406.48/x
  3. Step 3: Cross multiply
    242,305.58x = 334,379.22 × 133,406.48
  4. Step 4: Simplify right side
    242,305.58x = 44,608,354,725.35
  5. Step 5: Solve for x
    x = 44,608,354,725.35/242,305.58
  6. Step 6: Final answer
    x = 184,099.58

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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.