Finding the Fourth Proportional to 134,329.79, 201,328.61 and 67,788.96
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Solution
The fourth proportional to 134,329.79, 201,328.61 and 67,788.96 is: 101,599.63
Step by Step Solution
- Step 1: Write the proportion equation
134,329.79 : 201,328.61 = 67,788.96 : x - Step 2: Convert to fraction form
134,329.79/201,328.61 = 67,788.96/x - Step 3: Cross multiply
134,329.79x = 201,328.61 × 67,788.96 - Step 4: Simplify right side
134,329.79x = 13,647,857,090.15 - Step 5: Solve for x
x = 13,647,857,090.15/134,329.79 - Step 6: Final answer
x = 101,599.63
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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.