Finding the Fourth Proportional to 165,637.71, 228,582.81 and 94,019.94
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Solution
The fourth proportional to 165,637.71, 228,582.81 and 94,019.94 is: 129,749.09
Step by Step Solution
- Step 1: Write the proportion equation
165,637.71 : 228,582.81 = 94,019.94 : x - Step 2: Convert to fraction form
165,637.71/228,582.81 = 94,019.94/x - Step 3: Cross multiply
165,637.71x = 228,582.81 × 94,019.94 - Step 4: Simplify right side
165,637.71x = 21,491,342,081.23 - Step 5: Solve for x
x = 21,491,342,081.23/165,637.71 - Step 6: Final answer
x = 129,749.09
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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.