Finding the Fourth Proportional to 215,404.68, 297,298.32 and 124,760.63
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Solution
The fourth proportional to 215,404.68, 297,298.32 and 124,760.63 is: 172,192.75
Step by Step Solution
- Step 1: Write the proportion equation
215,404.68 : 297,298.32 = 124,760.63 : x - Step 2: Convert to fraction form
215,404.68/297,298.32 = 124,760.63/x - Step 3: Cross multiply
215,404.68x = 297,298.32 × 124,760.63 - Step 4: Simplify right side
215,404.68x = 37,091,124,214.65 - Step 5: Solve for x
x = 37,091,124,214.65/215,404.68 - Step 6: Final answer
x = 172,192.75
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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.