Finding the Fourth Proportional to 102,600.27, 154,133.95 and 74,224.75
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Solution
The fourth proportional to 102,600.27, 154,133.95 and 74,224.75 is: 111,506.07
Step by Step Solution
- Step 1: Write the proportion equation
102,600.27 : 154,133.95 = 74,224.75 : x - Step 2: Convert to fraction form
102,600.27/154,133.95 = 74,224.75/x - Step 3: Cross multiply
102,600.27x = 154,133.95 × 74,224.75 - Step 4: Simplify right side
102,600.27x = 11,440,552,763.47 - Step 5: Solve for x
x = 11,440,552,763.47/102,600.27 - Step 6: Final answer
x = 111,506.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.