Finding the Fourth Proportional to 180,487.84, 248,922.12 and 135,271.96
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Solution
The fourth proportional to 180,487.84, 248,922.12 and 135,271.96 is: 186,562.06
Step by Step Solution
- Step 1: Write the proportion equation
180,487.84 : 248,922.12 = 135,271.96 : x - Step 2: Convert to fraction form
180,487.84/248,922.12 = 135,271.96/x - Step 3: Cross multiply
180,487.84x = 248,922.12 × 135,271.96 - Step 4: Simplify right side
180,487.84x = 33,672,183,059.76 - Step 5: Solve for x
x = 33,672,183,059.76/180,487.84 - Step 6: Final answer
x = 186,562.06
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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.