Finding the Fourth Proportional to 74,502.61, 102,798.84 and 41,798.08
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Solution
The fourth proportional to 74,502.61, 102,798.84 and 41,798.08 is: 57,673.07
Step by Step Solution
- Step 1: Write the proportion equation
74,502.61 : 102,798.84 = 41,798.08 : x - Step 2: Convert to fraction form
74,502.61/102,798.84 = 41,798.08/x - Step 3: Cross multiply
74,502.61x = 102,798.84 × 41,798.08 - Step 4: Simplify right side
74,502.61x = 4,296,794,138.23 - Step 5: Solve for x
x = 4,296,794,138.23/74,502.61 - Step 6: Final answer
x = 57,673.07
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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.