Finding the Third Proportional to 145,126.13 and 213,422.63
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Solution
The third proportional to 145,126.13 and 213,422.63 is: 313,859.53
Step by Step Solution
- Step 1: Write the proportion equation
145,126.13 : 213,422.63 = 213,422.63 : x - Step 2: Convert to fraction form
145,126.13/213,422.63 = 213,422.63/x - Step 3: Cross multiply
145,126.13x = 213,422.63 × 213,422.63 - Step 4: Simplify right side
145,126.13x = 45,549,216,861.89 - Step 5: Solve for x
x = 45,549,216,861.89/145,126.13 - Step 6: Final answer
x = 313,859.53
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.