Finding the Third Proportional to 103,312.13 and 159,643.50
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Solution
The third proportional to 103,312.13 and 159,643.50 is: 246,689.80
Step by Step Solution
- Step 1: Write the proportion equation
103,312.13 : 159,643.50 = 159,643.50 : x - Step 2: Convert to fraction form
103,312.13/159,643.50 = 159,643.50/x - Step 3: Cross multiply
103,312.13x = 159,643.50 × 159,643.50 - Step 4: Simplify right side
103,312.13x = 25,486,047,092.25 - Step 5: Solve for x
x = 25,486,047,092.25/103,312.13 - Step 6: Final answer
x = 246,689.80
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.