Finding the Fourth Proportional to 316,150.74, 474,250.88 and 91,514.57
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Solution
The fourth proportional to 316,150.74, 474,250.88 and 91,514.57 is: 137,279.02
Step by Step Solution
- Step 1: Write the proportion equation
316,150.74 : 474,250.88 = 91,514.57 : x - Step 2: Convert to fraction form
316,150.74/474,250.88 = 91,514.57/x - Step 3: Cross multiply
316,150.74x = 474,250.88 × 91,514.57 - Step 4: Simplify right side
316,150.74x = 43,400,862,526.49 - Step 5: Solve for x
x = 43,400,862,526.49/316,150.74 - Step 6: Final answer
x = 137,279.02
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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.