Finding the Fourth Proportional to 175,976.72, 264,140.82 and 97,128.08
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Solution
The fourth proportional to 175,976.72, 264,140.82 and 97,128.08 is: 145,789.12
Step by Step Solution
- Step 1: Write the proportion equation
175,976.72 : 264,140.82 = 97,128.08 : x - Step 2: Convert to fraction form
175,976.72/264,140.82 = 97,128.08/x - Step 3: Cross multiply
175,976.72x = 264,140.82 × 97,128.08 - Step 4: Simplify right side
175,976.72x = 25,655,490,696.23 - Step 5: Solve for x
x = 25,655,490,696.23/175,976.72 - Step 6: Final answer
x = 145,789.12
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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.