Finding the Fourth Proportional to 225,688.68, 338,537.88 and 107,371.98
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Solution
The fourth proportional to 225,688.68, 338,537.88 and 107,371.98 is: 161,060.28
Step by Step Solution
- Step 1: Write the proportion equation
225,688.68 : 338,537.88 = 107,371.98 : x - Step 2: Convert to fraction form
225,688.68/338,537.88 = 107,371.98/x - Step 3: Cross multiply
225,688.68x = 338,537.88 × 107,371.98 - Step 4: Simplify right side
225,688.68x = 36,349,482,480.60 - Step 5: Solve for x
x = 36,349,482,480.60/225,688.68 - Step 6: Final answer
x = 161,060.28
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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.