Finding the Fourth Proportional to 214,776.69, 296,374.49 and 124,138.52
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Solution
The fourth proportional to 214,776.69, 296,374.49 and 124,138.52 is: 171,301.14
Step by Step Solution
- Step 1: Write the proportion equation
214,776.69 : 296,374.49 = 124,138.52 : x - Step 2: Convert to fraction form
214,776.69/296,374.49 = 124,138.52/x - Step 3: Cross multiply
214,776.69x = 296,374.49 × 124,138.52 - Step 4: Simplify right side
214,776.69x = 36,791,490,513.13 - Step 5: Solve for x
x = 36,791,490,513.13/214,776.69 - Step 6: Final answer
x = 171,301.14
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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.