Finding the Fourth Proportional to 135,802.40, 204,010.80 and 94,330.40
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Solution
The fourth proportional to 135,802.40, 204,010.80 and 94,330.40 is: 141,708.99
Step by Step Solution
- Step 1: Write the proportion equation
135,802.40 : 204,010.80 = 94,330.40 : x - Step 2: Convert to fraction form
135,802.40/204,010.80 = 94,330.40/x - Step 3: Cross multiply
135,802.40x = 204,010.80 × 94,330.40 - Step 4: Simplify right side
135,802.40x = 19,244,420,368.32 - Step 5: Solve for x
x = 19,244,420,368.32/135,802.40 - Step 6: Final answer
x = 141,708.99
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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.