Finding the Fourth Proportional to 202,241.95, 279,110.93 and 117,353.54
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Solution
The fourth proportional to 202,241.95, 279,110.93 and 117,353.54 is: 161,957.77
Step by Step Solution
- Step 1: Write the proportion equation
202,241.95 : 279,110.93 = 117,353.54 : x - Step 2: Convert to fraction form
202,241.95/279,110.93 = 117,353.54/x - Step 3: Cross multiply
202,241.95x = 279,110.93 × 117,353.54 - Step 4: Simplify right side
202,241.95x = 32,754,655,799.20 - Step 5: Solve for x
x = 32,754,655,799.20/202,241.95 - Step 6: Final answer
x = 161,957.77
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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.