Finding the Third Proportional to 138,304.13 and 208,726.88
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Solution
The third proportional to 138,304.13 and 208,726.88 is: 315,008.02
Step by Step Solution
- Step 1: Write the proportion equation
138,304.13 : 208,726.88 = 208,726.88 : x - Step 2: Convert to fraction form
138,304.13/208,726.88 = 208,726.88/x - Step 3: Cross multiply
138,304.13x = 208,726.88 × 208,726.88 - Step 4: Simplify right side
138,304.13x = 43,566,908,347.27 - Step 5: Solve for x
x = 43,566,908,347.27/138,304.13 - Step 6: Final answer
x = 315,008.02
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.