Finding the Third Proportional to 153,779.13 and 207,015.12
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Solution
The third proportional to 153,779.13 and 207,015.12 is: 278,680.59
Step by Step Solution
- Step 1: Write the proportion equation
153,779.13 : 207,015.12 = 207,015.12 : x - Step 2: Convert to fraction form
153,779.13/207,015.12 = 207,015.12/x - Step 3: Cross multiply
153,779.13x = 207,015.12 × 207,015.12 - Step 4: Simplify right side
153,779.13x = 42,855,258,744.15 - Step 5: Solve for x
x = 42,855,258,744.15/153,779.13 - Step 6: Final answer
x = 278,680.59
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.