Finding the Third Proportional to 157,281.75 and 369,420.75
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Solution
The third proportional to 157,281.75 and 369,420.75 is: 867,689.29
Step by Step Solution
- Step 1: Write the proportion equation
157,281.75 : 369,420.75 = 369,420.75 : x - Step 2: Convert to fraction form
157,281.75/369,420.75 = 369,420.75/x - Step 3: Cross multiply
157,281.75x = 369,420.75 × 369,420.75 - Step 4: Simplify right side
157,281.75x = 136,471,690,530.56 - Step 5: Solve for x
x = 136,471,690,530.56/157,281.75 - Step 6: Final answer
x = 867,689.29
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These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.