Finding the Fourth Proportional to 125,901.08, 188,613.93 and 97,486.82
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Solution
The fourth proportional to 125,901.08, 188,613.93 and 97,486.82 is: 146,046.17
Step by Step Solution
- Step 1: Write the proportion equation
125,901.08 : 188,613.93 = 97,486.82 : x - Step 2: Convert to fraction form
125,901.08/188,613.93 = 97,486.82/x - Step 3: Cross multiply
125,901.08x = 188,613.93 × 97,486.82 - Step 4: Simplify right side
125,901.08x = 18,387,371,300.33 - Step 5: Solve for x
x = 18,387,371,300.33/125,901.08 - Step 6: Final answer
x = 146,046.17
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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.