Finding the Fourth Proportional to 75,233.79, 103,821.98 and 41,244.17
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Solution
The fourth proportional to 75,233.79, 103,821.98 and 41,244.17 is: 56,916.59
Step by Step Solution
- Step 1: Write the proportion equation
75,233.79 : 103,821.98 = 41,244.17 : x - Step 2: Convert to fraction form
75,233.79/103,821.98 = 41,244.17/x - Step 3: Cross multiply
75,233.79x = 103,821.98 × 41,244.17 - Step 4: Simplify right side
75,233.79x = 4,282,050,667.53 - Step 5: Solve for x
x = 4,282,050,667.53/75,233.79 - Step 6: Final answer
x = 56,916.59
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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.