Finding the Fourth Proportional to 75,000.29, 103,503.62 and 41,006.75
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Solution
The fourth proportional to 75,000.29, 103,503.62 and 41,006.75 is: 56,591.07
Step by Step Solution
- Step 1: Write the proportion equation
75,000.29 : 103,503.62 = 41,006.75 : x - Step 2: Convert to fraction form
75,000.29/103,503.62 = 41,006.75/x - Step 3: Cross multiply
75,000.29x = 103,503.62 × 41,006.75 - Step 4: Simplify right side
75,000.29x = 4,244,346,864.40 - Step 5: Solve for x
x = 4,244,346,864.40/75,000.29 - Step 6: Final answer
x = 56,591.07
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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.