Finding the Fourth Proportional to 134,561.63, 201,847.08 and 71,296.19
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Solution
The fourth proportional to 134,561.63, 201,847.08 and 71,296.19 is: 106,946.74
Step by Step Solution
- Step 1: Write the proportion equation
134,561.63 : 201,847.08 = 71,296.19 : x - Step 2: Convert to fraction form
134,561.63/201,847.08 = 71,296.19/x - Step 3: Cross multiply
134,561.63x = 201,847.08 × 71,296.19 - Step 4: Simplify right side
134,561.63x = 14,390,927,766.63 - Step 5: Solve for x
x = 14,390,927,766.63/134,561.63 - Step 6: Final answer
x = 106,946.74
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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.