Finding the Fourth Proportional to 229,436.73, 316,611.99 and 127,468.80
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Solution
The fourth proportional to 229,436.73, 316,611.99 and 127,468.80 is: 175,901.00
Step by Step Solution
- Step 1: Write the proportion equation
229,436.73 : 316,611.99 = 127,468.80 : x - Step 2: Convert to fraction form
229,436.73/316,611.99 = 127,468.80/x - Step 3: Cross multiply
229,436.73x = 316,611.99 × 127,468.80 - Step 4: Simplify right side
229,436.73x = 40,358,150,430.91 - Step 5: Solve for x
x = 40,358,150,430.91/229,436.73 - Step 6: Final answer
x = 175,901.00
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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.