Finding the Fourth Proportional to 97,325.92, 145,921.44 and 38,167.56
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Solution
The fourth proportional to 97,325.92, 145,921.44 and 38,167.56 is: 57,224.89
Step by Step Solution
- Step 1: Write the proportion equation
97,325.92 : 145,921.44 = 38,167.56 : x - Step 2: Convert to fraction form
97,325.92/145,921.44 = 38,167.56/x - Step 3: Cross multiply
97,325.92x = 145,921.44 × 38,167.56 - Step 4: Simplify right side
97,325.92x = 5,569,465,316.49 - Step 5: Solve for x
x = 5,569,465,316.49/97,325.92 - Step 6: Final answer
x = 57,224.89
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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.