Finding the Fourth Proportional to 91,102.84, 125,722.07 and 50,266.02
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Solution
The fourth proportional to 91,102.84, 125,722.07 and 50,266.02 is: 69,367.19
Step by Step Solution
- Step 1: Write the proportion equation
91,102.84 : 125,722.07 = 50,266.02 : x - Step 2: Convert to fraction form
91,102.84/125,722.07 = 50,266.02/x - Step 3: Cross multiply
91,102.84x = 125,722.07 × 50,266.02 - Step 4: Simplify right side
91,102.84x = 6,319,548,085.06 - Step 5: Solve for x
x = 6,319,548,085.06/91,102.84 - Step 6: Final answer
x = 69,367.19
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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.