Finding the Fourth Proportional to 74,686.78, 112,052.04 and 22,097.68
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Solution
The fourth proportional to 74,686.78, 112,052.04 and 22,097.68 is: 33,152.99
Step by Step Solution
- Step 1: Write the proportion equation
74,686.78 : 112,052.04 = 22,097.68 : x - Step 2: Convert to fraction form
74,686.78/112,052.04 = 22,097.68/x - Step 3: Cross multiply
74,686.78x = 112,052.04 × 22,097.68 - Step 4: Simplify right side
74,686.78x = 2,476,090,123.27 - Step 5: Solve for x
x = 2,476,090,123.27/74,686.78 - Step 6: Final answer
x = 33,152.99
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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.