Finding the Fourth Proportional to 201,378.69, 277,920.30 and 110,750.63
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Solution
The fourth proportional to 201,378.69, 277,920.30 and 110,750.63 is: 152,845.60
Step by Step Solution
- Step 1: Write the proportion equation
201,378.69 : 277,920.30 = 110,750.63 : x - Step 2: Convert to fraction form
201,378.69/277,920.30 = 110,750.63/x - Step 3: Cross multiply
201,378.69x = 277,920.30 × 110,750.63 - Step 4: Simplify right side
201,378.69x = 30,779,846,925.19 - Step 5: Solve for x
x = 30,779,846,925.19/201,378.69 - Step 6: Final answer
x = 152,845.60
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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.