Finding the Third Proportional to 98,989.13 and 216,685.88
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Solution
The third proportional to 98,989.13 and 216,685.88 is: 474,322.49
Step by Step Solution
- Step 1: Write the proportion equation
98,989.13 : 216,685.88 = 216,685.88 : x - Step 2: Convert to fraction form
98,989.13/216,685.88 = 216,685.88/x - Step 3: Cross multiply
98,989.13x = 216,685.88 × 216,685.88 - Step 4: Simplify right side
98,989.13x = 46,952,768,424.52 - Step 5: Solve for x
x = 46,952,768,424.52/98,989.13 - Step 6: Final answer
x = 474,322.49
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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.