Finding the Fourth Proportional to 175,242.63, 262,885.80 and 68,612.82
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Solution
The fourth proportional to 175,242.63, 262,885.80 and 68,612.82 is: 102,927.79
Step by Step Solution
- Step 1: Write the proportion equation
175,242.63 : 262,885.80 = 68,612.82 : x - Step 2: Convert to fraction form
175,242.63/262,885.80 = 68,612.82/x - Step 3: Cross multiply
175,242.63x = 262,885.80 × 68,612.82 - Step 4: Simplify right side
175,242.63x = 18,037,336,075.96 - Step 5: Solve for x
x = 18,037,336,075.96/175,242.63 - Step 6: Final answer
x = 102,927.79
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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.