Finding the Third Proportional to 77,387.91 and 169,765.88
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Solution
The third proportional to 77,387.91 and 169,765.88 is: 372,415.45
Step by Step Solution
- Step 1: Write the proportion equation
77,387.91 : 169,765.88 = 169,765.88 : x - Step 2: Convert to fraction form
77,387.91/169,765.88 = 169,765.88/x - Step 3: Cross multiply
77,387.91x = 169,765.88 × 169,765.88 - Step 4: Simplify right side
77,387.91x = 28,820,452,314.52 - Step 5: Solve for x
x = 28,820,452,314.52/77,387.91 - Step 6: Final answer
x = 372,415.45
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.