Finding the Fourth Proportional to 79,110.93, 118,628.04 and 29,214.54
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Solution
The fourth proportional to 79,110.93, 118,628.04 and 29,214.54 is: 43,807.65
Step by Step Solution
- Step 1: Write the proportion equation
79,110.93 : 118,628.04 = 29,214.54 : x - Step 2: Convert to fraction form
79,110.93/118,628.04 = 29,214.54/x - Step 3: Cross multiply
79,110.93x = 118,628.04 × 29,214.54 - Step 4: Simplify right side
79,110.93x = 3,465,663,619.70 - Step 5: Solve for x
x = 3,465,663,619.70/79,110.93 - Step 6: Final answer
x = 43,807.65
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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.