Finding the Fourth Proportional to 162,283.80, 243,425.70 and 134,635.80
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Solution
The fourth proportional to 162,283.80, 243,425.70 and 134,635.80 is: 201,953.70
Step by Step Solution
- Step 1: Write the proportion equation
162,283.80 : 243,425.70 = 134,635.80 : x - Step 2: Convert to fraction form
162,283.80/243,425.70 = 134,635.80/x - Step 3: Cross multiply
162,283.80x = 243,425.70 × 134,635.80 - Step 4: Simplify right side
162,283.80x = 32,773,813,860.06 - Step 5: Solve for x
x = 32,773,813,860.06/162,283.80 - Step 6: Final answer
x = 201,953.70
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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.