Finding the Fourth Proportional to 183,390.94, 275,030.36 and 126,828.50
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Solution
The fourth proportional to 183,390.94, 275,030.36 and 126,828.50 is: 190,203.99
Step by Step Solution
- Step 1: Write the proportion equation
183,390.94 : 275,030.36 = 126,828.50 : x - Step 2: Convert to fraction form
183,390.94/275,030.36 = 126,828.50/x - Step 3: Cross multiply
183,390.94x = 275,030.36 × 126,828.50 - Step 4: Simplify right side
183,390.94x = 34,881,688,013.26 - Step 5: Solve for x
x = 34,881,688,013.26/183,390.94 - Step 6: Final answer
x = 190,203.99
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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.