Finding the Fourth Proportional to 77,052.71, 115,588.28 and 32,673.70
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Solution
The fourth proportional to 77,052.71, 115,588.28 and 32,673.70 is: 49,014.45
Step by Step Solution
- Step 1: Write the proportion equation
77,052.71 : 115,588.28 = 32,673.70 : x - Step 2: Convert to fraction form
77,052.71/115,588.28 = 32,673.70/x - Step 3: Cross multiply
77,052.71x = 115,588.28 × 32,673.70 - Step 4: Simplify right side
77,052.71x = 3,776,696,042.93 - Step 5: Solve for x
x = 3,776,696,042.93/77,052.71 - Step 6: Final answer
x = 49,014.45
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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.