Finding the Fourth Proportional to 211,118.22, 316,698.08 and 61,359.75
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Solution
The fourth proportional to 211,118.22, 316,698.08 and 61,359.75 is: 92,045.65
Step by Step Solution
- Step 1: Write the proportion equation
211,118.22 : 316,698.08 = 61,359.75 : x - Step 2: Convert to fraction form
211,118.22/316,698.08 = 61,359.75/x - Step 3: Cross multiply
211,118.22x = 316,698.08 × 61,359.75 - Step 4: Simplify right side
211,118.22x = 19,432,514,707.48 - Step 5: Solve for x
x = 19,432,514,707.48/211,118.22 - Step 6: Final answer
x = 92,045.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.