Finding the Fourth Proportional to 175,918.08, 242,631.36 and 122,202.24
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Solution
The fourth proportional to 175,918.08, 242,631.36 and 122,202.24 is: 168,544.90
Step by Step Solution
- Step 1: Write the proportion equation
175,918.08 : 242,631.36 = 122,202.24 : x - Step 2: Convert to fraction form
175,918.08/242,631.36 = 122,202.24/x - Step 3: Cross multiply
175,918.08x = 242,631.36 × 122,202.24 - Step 4: Simplify right side
175,918.08x = 29,650,095,686.25 - Step 5: Solve for x
x = 29,650,095,686.25/175,918.08 - Step 6: Final answer
x = 168,544.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.