Finding the Fourth Proportional to 193,966.96, 267,610.12 and 158,095.28
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Solution
The fourth proportional to 193,966.96, 267,610.12 and 158,095.28 is: 218,119.09
Step by Step Solution
- Step 1: Write the proportion equation
193,966.96 : 267,610.12 = 158,095.28 : x - Step 2: Convert to fraction form
193,966.96/267,610.12 = 158,095.28/x - Step 3: Cross multiply
193,966.96x = 267,610.12 × 158,095.28 - Step 4: Simplify right side
193,966.96x = 42,307,896,852.23 - Step 5: Solve for x
x = 42,307,896,852.23/193,966.96 - Step 6: Final answer
x = 218,119.09
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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.