Finding the Fourth Proportional to 74,513.04, 102,822.84 and 44,296.80
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Solution
The fourth proportional to 74,513.04, 102,822.84 and 44,296.80 is: 61,126.52
Step by Step Solution
- Step 1: Write the proportion equation
74,513.04 : 102,822.84 = 44,296.80 : x - Step 2: Convert to fraction form
74,513.04/102,822.84 = 44,296.80/x - Step 3: Cross multiply
74,513.04x = 102,822.84 × 44,296.80 - Step 4: Simplify right side
74,513.04x = 4,554,722,778.91 - Step 5: Solve for x
x = 4,554,722,778.91/74,513.04 - Step 6: Final answer
x = 61,126.52
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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.