Finding the Fourth Proportional to 88,633.80, 122,326.44 and 56,371.44
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Solution
The fourth proportional to 88,633.80, 122,326.44 and 56,371.44 is: 77,800.09
Step by Step Solution
- Step 1: Write the proportion equation
88,633.80 : 122,326.44 = 56,371.44 : x - Step 2: Convert to fraction form
88,633.80/122,326.44 = 56,371.44/x - Step 3: Cross multiply
88,633.80x = 122,326.44 × 56,371.44 - Step 4: Simplify right side
88,633.80x = 6,895,717,572.87 - Step 5: Solve for x
x = 6,895,717,572.87/88,633.80 - Step 6: Final answer
x = 77,800.09
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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.