Finding the Fourth Proportional to 110,474.66, 152,461.53 and 83,202.63
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Solution
The fourth proportional to 110,474.66, 152,461.53 and 83,202.63 is: 114,824.52
Step by Step Solution
- Step 1: Write the proportion equation
110,474.66 : 152,461.53 = 83,202.63 : x - Step 2: Convert to fraction form
110,474.66/152,461.53 = 83,202.63/x - Step 3: Cross multiply
110,474.66x = 152,461.53 × 83,202.63 - Step 4: Simplify right side
110,474.66x = 12,685,200,269.82 - Step 5: Solve for x
x = 12,685,200,269.82/110,474.66 - Step 6: Final answer
x = 114,824.52
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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.