Finding the Fourth Proportional to 185,125.80, 277,688.70 and 125,250.60
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Solution
The fourth proportional to 185,125.80, 277,688.70 and 125,250.60 is: 187,875.90
Step by Step Solution
- Step 1: Write the proportion equation
185,125.80 : 277,688.70 = 125,250.60 : x - Step 2: Convert to fraction form
185,125.80/277,688.70 = 125,250.60/x - Step 3: Cross multiply
185,125.80x = 277,688.70 × 125,250.60 - Step 4: Simplify right side
185,125.80x = 34,780,676,288.22 - Step 5: Solve for x
x = 34,780,676,288.22/185,125.80 - Step 6: Final answer
x = 187,875.90
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1.5x scale
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.