Finding the Fourth Proportional to 157,133.20, 235,702.02 and 44,813.44
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Solution
The fourth proportional to 157,133.20, 235,702.02 and 44,813.44 is: 67,220.79
Step by Step Solution
- Step 1: Write the proportion equation
157,133.20 : 235,702.02 = 44,813.44 : x - Step 2: Convert to fraction form
157,133.20/235,702.02 = 44,813.44/x - Step 3: Cross multiply
157,133.20x = 235,702.02 × 44,813.44 - Step 4: Simplify right side
157,133.20x = 10,562,618,331.15 - Step 5: Solve for x
x = 10,562,618,331.15/157,133.20 - Step 6: Final answer
x = 67,220.79
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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.