Finding the Fourth Proportional to 75,211.02, 112,778.96 and 24,603.44
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Solution
The fourth proportional to 75,211.02, 112,778.96 and 24,603.44 is: 36,892.87
Step by Step Solution
- Step 1: Write the proportion equation
75,211.02 : 112,778.96 = 24,603.44 : x - Step 2: Convert to fraction form
75,211.02/112,778.96 = 24,603.44/x - Step 3: Cross multiply
75,211.02x = 112,778.96 × 24,603.44 - Step 4: Simplify right side
75,211.02x = 2,774,750,719.08 - Step 5: Solve for x
x = 2,774,750,719.08/75,211.02 - Step 6: Final answer
x = 36,892.87
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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.