Finding the Fourth Proportional to 156,813.23, 235,201.48 and 44,503.31
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Solution
The fourth proportional to 156,813.23, 235,201.48 and 44,503.31 is: 66,749.75
Step by Step Solution
- Step 1: Write the proportion equation
156,813.23 : 235,201.48 = 44,503.31 : x - Step 2: Convert to fraction form
156,813.23/235,201.48 = 44,503.31/x - Step 3: Cross multiply
156,813.23x = 235,201.48 × 44,503.31 - Step 4: Simplify right side
156,813.23x = 10,467,244,376.90 - Step 5: Solve for x
x = 10,467,244,376.90/156,813.23 - Step 6: Final answer
x = 66,749.75
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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.