Finding the Fourth Proportional to 141,095.18, 194,641.98 and 102,795.14
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Solution
The fourth proportional to 141,095.18, 194,641.98 and 102,795.14 is: 141,806.75
Step by Step Solution
- Step 1: Write the proportion equation
141,095.18 : 194,641.98 = 102,795.14 : x - Step 2: Convert to fraction form
141,095.18/194,641.98 = 102,795.14/x - Step 3: Cross multiply
141,095.18x = 194,641.98 × 102,795.14 - Step 4: Simplify right side
141,095.18x = 20,008,249,583.98 - Step 5: Solve for x
x = 20,008,249,583.98/141,095.18 - Step 6: Final answer
x = 141,806.75
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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.