Finding the Fourth Proportional to 254,272.44, 381,466.26 and 135,881.40
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Solution
The fourth proportional to 254,272.44, 381,466.26 and 135,881.40 is: 203,852.88
Step by Step Solution
- Step 1: Write the proportion equation
254,272.44 : 381,466.26 = 135,881.40 : x - Step 2: Convert to fraction form
254,272.44/381,466.26 = 135,881.40/x - Step 3: Cross multiply
254,272.44x = 381,466.26 × 135,881.40 - Step 4: Simplify right side
254,272.44x = 51,834,169,461.56 - Step 5: Solve for x
x = 51,834,169,461.56/254,272.44 - Step 6: Final answer
x = 203,852.88
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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.