Finding the Fourth Proportional to 68,652.63, 103,151.48 and 43,703.82
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Solution
The fourth proportional to 68,652.63, 103,151.48 and 43,703.82 is: 65,665.56
Step by Step Solution
- Step 1: Write the proportion equation
68,652.63 : 103,151.48 = 43,703.82 : x - Step 2: Convert to fraction form
68,652.63/103,151.48 = 43,703.82/x - Step 3: Cross multiply
68,652.63x = 103,151.48 × 43,703.82 - Step 4: Simplify right side
68,652.63x = 4,508,113,496.13 - Step 5: Solve for x
x = 4,508,113,496.13/68,652.63 - Step 6: Final answer
x = 65,665.56
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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.