Finding the Fourth Proportional to 254,421.36, 351,253.62 and 159,057.18
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Solution
The fourth proportional to 254,421.36, 351,253.62 and 159,057.18 is: 219,594.02
Step by Step Solution
- Step 1: Write the proportion equation
254,421.36 : 351,253.62 = 159,057.18 : x - Step 2: Convert to fraction form
254,421.36/351,253.62 = 159,057.18/x - Step 3: Cross multiply
254,421.36x = 351,253.62 × 159,057.18 - Step 4: Simplify right side
254,421.36x = 55,869,410,261.99 - Step 5: Solve for x
x = 55,869,410,261.99/254,421.36 - Step 6: Final answer
x = 219,594.02
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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.