Finding the Fourth Proportional to 247,544.68, 371,316.54 and 89,772.68
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Solution
The fourth proportional to 247,544.68, 371,316.54 and 89,772.68 is: 134,658.85
Step by Step Solution
- Step 1: Write the proportion equation
247,544.68 : 371,316.54 = 89,772.68 : x - Step 2: Convert to fraction form
247,544.68/371,316.54 = 89,772.68/x - Step 3: Cross multiply
247,544.68x = 371,316.54 × 89,772.68 - Step 4: Simplify right side
247,544.68x = 33,334,080,924.13 - Step 5: Solve for x
x = 33,334,080,924.13/247,544.68 - Step 6: Final answer
x = 134,658.85
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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.