Finding the Fourth Proportional to 124,580.49, 186,897.99 and 40,349.18
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Solution
The fourth proportional to 124,580.49, 186,897.99 and 40,349.18 is: 60,532.59
Step by Step Solution
- Step 1: Write the proportion equation
124,580.49 : 186,897.99 = 40,349.18 : x - Step 2: Convert to fraction form
124,580.49/186,897.99 = 40,349.18/x - Step 3: Cross multiply
124,580.49x = 186,897.99 × 40,349.18 - Step 4: Simplify right side
124,580.49x = 7,541,179,705.66 - Step 5: Solve for x
x = 7,541,179,705.66/124,580.49 - Step 6: Final answer
x = 60,532.59
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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.