Finding the Fourth Proportional to 156,812.98, 235,201.11 and 44,503.06
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Solution
The fourth proportional to 156,812.98, 235,201.11 and 44,503.06 is: 66,749.38
Step by Step Solution
- Step 1: Write the proportion equation
156,812.98 : 235,201.11 = 44,503.06 : x - Step 2: Convert to fraction form
156,812.98/235,201.11 = 44,503.06/x - Step 3: Cross multiply
156,812.98x = 235,201.11 × 44,503.06 - Step 4: Simplify right side
156,812.98x = 10,467,169,110.40 - Step 5: Solve for x
x = 10,467,169,110.40/156,812.98 - Step 6: Final answer
x = 66,749.38
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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.