Finding the Fourth Proportional to 107,655.11, 162,493.84 and 107,655.11
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Solution
The fourth proportional to 107,655.11, 162,493.84 and 107,655.11 is: 162,493.84
Step by Step Solution
- Step 1: Write the proportion equation
107,655.11 : 162,493.84 = 107,655.11 : x - Step 2: Convert to fraction form
107,655.11/162,493.84 = 107,655.11/x - Step 3: Cross multiply
107,655.11x = 162,493.84 × 107,655.11 - Step 4: Simplify right side
107,655.11x = 17,493,291,407.05 - Step 5: Solve for x
x = 17,493,291,407.05/107,655.11 - Step 6: Final answer
x = 162,493.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.