Finding the Third Proportional to 145,810.13 and 208,509.19
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Solution
The third proportional to 145,810.13 and 208,509.19 is: 298,169.15
Step by Step Solution
- Step 1: Write the proportion equation
145,810.13 : 208,509.19 = 208,509.19 : x - Step 2: Convert to fraction form
145,810.13/208,509.19 = 208,509.19/x - Step 3: Cross multiply
145,810.13x = 208,509.19 × 208,509.19 - Step 4: Simplify right side
145,810.13x = 43,476,081,271.91 - Step 5: Solve for x
x = 43,476,081,271.91/145,810.13 - Step 6: Final answer
x = 298,169.15
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.