Finding the Fourth Proportional to 211,134.65, 291,319.00 and 125,050.68
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Solution
The fourth proportional to 211,134.65, 291,319.00 and 125,050.68 is: 172,542.21
Step by Step Solution
- Step 1: Write the proportion equation
211,134.65 : 291,319.00 = 125,050.68 : x - Step 2: Convert to fraction form
211,134.65/291,319.00 = 125,050.68/x - Step 3: Cross multiply
211,134.65x = 291,319.00 × 125,050.68 - Step 4: Simplify right side
211,134.65x = 36,429,638,734.29 - Step 5: Solve for x
x = 36,429,638,734.29/211,134.65 - Step 6: Final answer
x = 172,542.21
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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.