Finding the Third Proportional to 72,465.75 and 154,881.75
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Solution
The third proportional to 72,465.75 and 154,881.75 is: 331,030.27
Step by Step Solution
- Step 1: Write the proportion equation
72,465.75 : 154,881.75 = 154,881.75 : x - Step 2: Convert to fraction form
72,465.75/154,881.75 = 154,881.75/x - Step 3: Cross multiply
72,465.75x = 154,881.75 × 154,881.75 - Step 4: Simplify right side
72,465.75x = 23,988,356,483.06 - Step 5: Solve for x
x = 23,988,356,483.06/72,465.75 - Step 6: Final answer
x = 331,030.27
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.