Finding the Fourth Proportional to 193,230.50, 266,567.36 and 136,673.06
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Solution
The fourth proportional to 193,230.50, 266,567.36 and 136,673.06 is: 188,544.65
Step by Step Solution
- Step 1: Write the proportion equation
193,230.50 : 266,567.36 = 136,673.06 : x - Step 2: Convert to fraction form
193,230.50/266,567.36 = 136,673.06/x - Step 3: Cross multiply
193,230.50x = 266,567.36 × 136,673.06 - Step 4: Simplify right side
193,230.50x = 36,432,576,787.32 - Step 5: Solve for x
x = 36,432,576,787.32/193,230.50 - Step 6: Final answer
x = 188,544.65
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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.