Finding the Fourth Proportional to 163,014.70, 244,522.05 and 157,109.80
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Solution
The fourth proportional to 163,014.70, 244,522.05 and 157,109.80 is: 235,664.70
Step by Step Solution
- Step 1: Write the proportion equation
163,014.70 : 244,522.05 = 157,109.80 : x - Step 2: Convert to fraction form
163,014.70/244,522.05 = 157,109.80/x - Step 3: Cross multiply
163,014.70x = 244,522.05 × 157,109.80 - Step 4: Simplify right side
163,014.70x = 38,416,810,371.09 - Step 5: Solve for x
x = 38,416,810,371.09/163,014.70 - Step 6: Final answer
x = 235,664.70
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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.