Finding the Fourth Proportional to 214,729.13, 296,369.70 and 124,088.90
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Solution
The fourth proportional to 214,729.13, 296,369.70 and 124,088.90 is: 171,267.82
Step by Step Solution
- Step 1: Write the proportion equation
214,729.13 : 296,369.70 = 124,088.90 : x - Step 2: Convert to fraction form
214,729.13/296,369.70 = 124,088.90/x - Step 3: Cross multiply
214,729.13x = 296,369.70 × 124,088.90 - Step 4: Simplify right side
214,729.13x = 36,776,190,066.33 - Step 5: Solve for x
x = 36,776,190,066.33/214,729.13 - Step 6: Final answer
x = 171,267.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.