Finding the Fourth Proportional to 235,447.60, 353,163.60 and 102,328.02
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Solution
The fourth proportional to 235,447.60, 353,163.60 and 102,328.02 is: 153,488.64
Step by Step Solution
- Step 1: Write the proportion equation
235,447.60 : 353,163.60 = 102,328.02 : x - Step 2: Convert to fraction form
235,447.60/353,163.60 = 102,328.02/x - Step 3: Cross multiply
235,447.60x = 353,163.60 × 102,328.02 - Step 4: Simplify right side
235,447.60x = 36,138,531,924.07 - Step 5: Solve for x
x = 36,138,531,924.07/235,447.60 - Step 6: Final answer
x = 153,488.64
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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.