Finding the Fourth Proportional to 352,864.33, 529,316.78 and 100,125.05
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Solution
The fourth proportional to 352,864.33, 529,316.78 and 100,125.05 is: 150,193.32
Step by Step Solution
- Step 1: Write the proportion equation
352,864.33 : 529,316.78 = 100,125.05 : x - Step 2: Convert to fraction form
352,864.33/529,316.78 = 100,125.05/x - Step 3: Cross multiply
352,864.33x = 529,316.78 × 100,125.05 - Step 4: Simplify right side
352,864.33x = 52,997,865,916.13 - Step 5: Solve for x
x = 52,997,865,916.13/352,864.33 - Step 6: Final answer
x = 150,193.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.