Finding the Fourth Proportional to 144,252.75, 216,352.40 and 39,058.05
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Solution
The fourth proportional to 144,252.75, 216,352.40 and 39,058.05 is: 58,579.84
Step by Step Solution
- Step 1: Write the proportion equation
144,252.75 : 216,352.40 = 39,058.05 : x - Step 2: Convert to fraction form
144,252.75/216,352.40 = 39,058.05/x - Step 3: Cross multiply
144,252.75x = 216,352.40 × 39,058.05 - Step 4: Simplify right side
144,252.75x = 8,450,302,661.53 - Step 5: Solve for x
x = 8,450,302,661.53/144,252.75 - Step 6: Final answer
x = 58,579.84
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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.