Finding the Fourth Proportional to 134,476.24, 185,575.68 and 74,045.62
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Solution
The fourth proportional to 134,476.24, 185,575.68 and 74,045.62 is: 102,182.11
Step by Step Solution
- Step 1: Write the proportion equation
134,476.24 : 185,575.68 = 74,045.62 : x - Step 2: Convert to fraction form
134,476.24/185,575.68 = 74,045.62/x - Step 3: Cross multiply
134,476.24x = 185,575.68 × 74,045.62 - Step 4: Simplify right side
134,476.24x = 13,741,066,282.52 - Step 5: Solve for x
x = 13,741,066,282.52/134,476.24 - Step 6: Final answer
x = 102,182.11
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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.