Finding the Fourth Proportional to 97,652.70, 146,133.45 and 66,548.70
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Solution
The fourth proportional to 97,652.70, 146,133.45 and 66,548.70 is: 99,587.53
Step by Step Solution
- Step 1: Write the proportion equation
97,652.70 : 146,133.45 = 66,548.70 : x - Step 2: Convert to fraction form
97,652.70/146,133.45 = 66,548.70/x - Step 3: Cross multiply
97,652.70x = 146,133.45 × 66,548.70 - Step 4: Simplify right side
97,652.70x = 9,724,991,124.02 - Step 5: Solve for x
x = 9,724,991,124.02/97,652.70 - Step 6: Final answer
x = 99,587.53
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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.