Finding the Fourth Proportional to 238,316.49, 356,927.99 and 138,228.44
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Solution
The fourth proportional to 238,316.49, 356,927.99 and 138,228.44 is: 207,025.53
Step by Step Solution
- Step 1: Write the proportion equation
238,316.49 : 356,927.99 = 138,228.44 : x - Step 2: Convert to fraction form
238,316.49/356,927.99 = 138,228.44/x - Step 3: Cross multiply
238,316.49x = 356,927.99 × 138,228.44 - Step 4: Simplify right side
238,316.49x = 49,337,596,774.25 - Step 5: Solve for x
x = 49,337,596,774.25/238,316.49 - Step 6: Final answer
x = 207,025.53
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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.