Finding the Fourth Proportional to 181,103.69, 249,934.77 and 104,626.05
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Solution
The fourth proportional to 181,103.69, 249,934.77 and 104,626.05 is: 144,390.70
Step by Step Solution
- Step 1: Write the proportion equation
181,103.69 : 249,934.77 = 104,626.05 : x - Step 2: Convert to fraction form
181,103.69/249,934.77 = 104,626.05/x - Step 3: Cross multiply
181,103.69x = 249,934.77 × 104,626.05 - Step 4: Simplify right side
181,103.69x = 26,149,687,742.76 - Step 5: Solve for x
x = 26,149,687,742.76/181,103.69 - Step 6: Final answer
x = 144,390.70
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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.