Finding the Third Proportional to 79,528.78 and 171,509.06
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Solution
The third proportional to 79,528.78 and 171,509.06 is: 369,870.61
Step by Step Solution
- Step 1: Write the proportion equation
79,528.78 : 171,509.06 = 171,509.06 : x - Step 2: Convert to fraction form
79,528.78/171,509.06 = 171,509.06/x - Step 3: Cross multiply
79,528.78x = 171,509.06 × 171,509.06 - Step 4: Simplify right side
79,528.78x = 29,415,358,519.63 - Step 5: Solve for x
x = 29,415,358,519.63/79,528.78 - Step 6: Final answer
x = 369,870.61
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.