Finding the Fourth Proportional to 226,937.01, 313,167.41 and 124,961.65
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Solution
The fourth proportional to 226,937.01, 313,167.41 and 124,961.65 is: 172,443.96
Step by Step Solution
- Step 1: Write the proportion equation
226,937.01 : 313,167.41 = 124,961.65 : x - Step 2: Convert to fraction form
226,937.01/313,167.41 = 124,961.65/x - Step 3: Cross multiply
226,937.01x = 313,167.41 × 124,961.65 - Step 4: Simplify right side
226,937.01x = 39,133,916,279.83 - Step 5: Solve for x
x = 39,133,916,279.83/226,937.01 - Step 6: Final answer
x = 172,443.96
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1.5x scale
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.