Finding the Fourth Proportional to 97,848.38, 134,984.40 and 66,027.53
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Solution
The fourth proportional to 97,848.38, 134,984.40 and 66,027.53 is: 91,086.70
Step by Step Solution
- Step 1: Write the proportion equation
97,848.38 : 134,984.40 = 66,027.53 : x - Step 2: Convert to fraction form
97,848.38/134,984.40 = 66,027.53/x - Step 3: Cross multiply
97,848.38x = 134,984.40 × 66,027.53 - Step 4: Simplify right side
97,848.38x = 8,912,686,520.53 - Step 5: Solve for x
x = 8,912,686,520.53/97,848.38 - Step 6: Final answer
x = 91,086.70
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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.