Finding the Fourth Proportional to 125,533.50, 173,237.45 and 68,946.09
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Solution
The fourth proportional to 125,533.50, 173,237.45 and 68,946.09 is: 95,146.27
Step by Step Solution
- Step 1: Write the proportion equation
125,533.50 : 173,237.45 = 68,946.09 : x - Step 2: Convert to fraction form
125,533.50/173,237.45 = 68,946.09/x - Step 3: Cross multiply
125,533.50x = 173,237.45 × 68,946.09 - Step 4: Simplify right side
125,533.50x = 11,944,044,474.34 - Step 5: Solve for x
x = 11,944,044,474.34/125,533.50 - Step 6: Final answer
x = 95,146.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.