Finding the Fourth Proportional to 272,957.41, 376,677.39 and 152,103.79
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Solution
The fourth proportional to 272,957.41, 376,677.39 and 152,103.79 is: 209,901.09
Step by Step Solution
- Step 1: Write the proportion equation
272,957.41 : 376,677.39 = 152,103.79 : x - Step 2: Convert to fraction form
272,957.41/376,677.39 = 152,103.79/x - Step 3: Cross multiply
272,957.41x = 376,677.39 × 152,103.79 - Step 4: Simplify right side
272,957.41x = 57,294,058,626.31 - Step 5: Solve for x
x = 57,294,058,626.31/272,957.41 - Step 6: Final answer
x = 209,901.09
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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.