Finding the Fourth Proportional to 97,606.56, 146,311.08 and 38,419.08
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Solution
The fourth proportional to 97,606.56, 146,311.08 and 38,419.08 is: 57,589.75
Step by Step Solution
- Step 1: Write the proportion equation
97,606.56 : 146,311.08 = 38,419.08 : x - Step 2: Convert to fraction form
97,606.56/146,311.08 = 38,419.08/x - Step 3: Cross multiply
97,606.56x = 146,311.08 × 38,419.08 - Step 4: Simplify right side
97,606.56x = 5,621,137,087.41 - Step 5: Solve for x
x = 5,621,137,087.41/97,606.56 - Step 6: Final answer
x = 57,589.75
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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.