Finding the Fourth Proportional to 229,188.48, 316,275.19 and 127,207.99
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Solution
The fourth proportional to 229,188.48, 316,275.19 and 127,207.99 is: 175,544.30
Step by Step Solution
- Step 1: Write the proportion equation
229,188.48 : 316,275.19 = 127,207.99 : x - Step 2: Convert to fraction form
229,188.48/316,275.19 = 127,207.99/x - Step 3: Cross multiply
229,188.48x = 316,275.19 × 127,207.99 - Step 4: Simplify right side
229,188.48x = 40,232,731,206.77 - Step 5: Solve for x
x = 40,232,731,206.77/229,188.48 - Step 6: Final answer
x = 175,544.30
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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.