Finding the Fourth Proportional to 223,611.13, 335,416.70 and 153,277.21
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Solution
The fourth proportional to 223,611.13, 335,416.70 and 153,277.21 is: 229,915.82
Step by Step Solution
- Step 1: Write the proportion equation
223,611.13 : 335,416.70 = 153,277.21 : x - Step 2: Convert to fraction form
223,611.13/335,416.70 = 153,277.21/x - Step 3: Cross multiply
223,611.13x = 335,416.70 × 153,277.21 - Step 4: Simplify right side
223,611.13x = 51,411,735,963.41 - Step 5: Solve for x
x = 51,411,735,963.41/223,611.13 - Step 6: Final answer
x = 229,915.82
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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.