Finding the Fourth Proportional to 135,711.73, 187,304.64 and 75,301.84
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Solution
The fourth proportional to 135,711.73, 187,304.64 and 75,301.84 is: 103,929.00
Step by Step Solution
- Step 1: Write the proportion equation
135,711.73 : 187,304.64 = 75,301.84 : x - Step 2: Convert to fraction form
135,711.73/187,304.64 = 75,301.84/x - Step 3: Cross multiply
135,711.73x = 187,304.64 × 75,301.84 - Step 4: Simplify right side
135,711.73x = 14,104,384,032.54 - Step 5: Solve for x
x = 14,104,384,032.54/135,711.73 - Step 6: Final answer
x = 103,929.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.