Finding the Fourth Proportional to 181,146.06, 249,982.49 and 113,202.54
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Solution
The fourth proportional to 181,146.06, 249,982.49 and 113,202.54 is: 156,220.09
Step by Step Solution
- Step 1: Write the proportion equation
181,146.06 : 249,982.49 = 113,202.54 : x - Step 2: Convert to fraction form
181,146.06/249,982.49 = 113,202.54/x - Step 3: Cross multiply
181,146.06x = 249,982.49 × 113,202.54 - Step 4: Simplify right side
181,146.06x = 28,298,653,106.53 - Step 5: Solve for x
x = 28,298,653,106.53/181,146.06 - Step 6: Final answer
x = 156,220.09
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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.