Finding the Fourth Proportional to 238,838.49, 358,083.99 and 120,593.88
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Solution
The fourth proportional to 238,838.49, 358,083.99 and 120,593.88 is: 180,803.09
Step by Step Solution
- Step 1: Write the proportion equation
238,838.49 : 358,083.99 = 120,593.88 : x - Step 2: Convert to fraction form
238,838.49/358,083.99 = 120,593.88/x - Step 3: Cross multiply
238,838.49x = 358,083.99 × 120,593.88 - Step 4: Simplify right side
238,838.49x = 43,182,737,719.98 - Step 5: Solve for x
x = 43,182,737,719.98/238,838.49 - Step 6: Final answer
x = 180,803.09
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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.