Finding the Third Proportional to 125,214.75 and 278,421.75
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Solution
The third proportional to 125,214.75 and 278,421.75 is: 619,085.78
Step by Step Solution
- Step 1: Write the proportion equation
125,214.75 : 278,421.75 = 278,421.75 : x - Step 2: Convert to fraction form
125,214.75/278,421.75 = 278,421.75/x - Step 3: Cross multiply
125,214.75x = 278,421.75 × 278,421.75 - Step 4: Simplify right side
125,214.75x = 77,518,670,873.06 - Step 5: Solve for x
x = 77,518,670,873.06/125,214.75 - Step 6: Final answer
x = 619,085.78
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These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.