Finding the Fourth Proportional to 174,211.04, 261,316.68 and 115,032.80
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Solution
The fourth proportional to 174,211.04, 261,316.68 and 115,032.80 is: 172,549.28
Step by Step Solution
- Step 1: Write the proportion equation
174,211.04 : 261,316.68 = 115,032.80 : x - Step 2: Convert to fraction form
174,211.04/261,316.68 = 115,032.80/x - Step 3: Cross multiply
174,211.04x = 261,316.68 × 115,032.80 - Step 4: Simplify right side
174,211.04x = 30,059,989,387.10 - Step 5: Solve for x
x = 30,059,989,387.10/174,211.04 - Step 6: Final answer
x = 172,549.28
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1.5x scale
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.