Finding the Fourth Proportional to 247,120.32, 341,027.28 and 133,942.08
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Solution
The fourth proportional to 247,120.32, 341,027.28 and 133,942.08 is: 184,840.74
Step by Step Solution
- Step 1: Write the proportion equation
247,120.32 : 341,027.28 = 133,942.08 : x - Step 2: Convert to fraction form
247,120.32/341,027.28 = 133,942.08/x - Step 3: Cross multiply
247,120.32x = 341,027.28 × 133,942.08 - Step 4: Simplify right side
247,120.32x = 45,677,903,219.94 - Step 5: Solve for x
x = 45,677,903,219.94/247,120.32 - Step 6: Final answer
x = 184,840.74
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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.