Finding the Fourth Proportional to 79,206.18, 118,855.44 and 29,320.98
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Solution
The fourth proportional to 79,206.18, 118,855.44 and 29,320.98 is: 43,998.56
Step by Step Solution
- Step 1: Write the proportion equation
79,206.18 : 118,855.44 = 29,320.98 : x - Step 2: Convert to fraction form
79,206.18/118,855.44 = 29,320.98/x - Step 3: Cross multiply
79,206.18x = 118,855.44 × 29,320.98 - Step 4: Simplify right side
79,206.18x = 3,484,957,979.13 - Step 5: Solve for x
x = 3,484,957,979.13/79,206.18 - Step 6: Final answer
x = 43,998.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.