Finding the Fourth Proportional to 88,774.19, 122,508.39 and 51,048.44
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Solution
The fourth proportional to 88,774.19, 122,508.39 and 51,048.44 is: 70,446.85
Step by Step Solution
- Step 1: Write the proportion equation
88,774.19 : 122,508.39 = 51,048.44 : x - Step 2: Convert to fraction form
88,774.19/122,508.39 = 51,048.44/x - Step 3: Cross multiply
88,774.19x = 122,508.39 × 51,048.44 - Step 4: Simplify right side
88,774.19x = 6,253,862,196.41 - Step 5: Solve for x
x = 6,253,862,196.41/88,774.19 - Step 6: Final answer
x = 70,446.85
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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.