Finding the Fourth Proportional to 97,564.08, 134,640.96 and 54,542.34
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Solution
The fourth proportional to 97,564.08, 134,640.96 and 54,542.34 is: 75,269.84
Step by Step Solution
- Step 1: Write the proportion equation
97,564.08 : 134,640.96 = 54,542.34 : x - Step 2: Convert to fraction form
97,564.08/134,640.96 = 54,542.34/x - Step 3: Cross multiply
97,564.08x = 134,640.96 × 54,542.34 - Step 4: Simplify right side
97,564.08x = 7,343,633,018.25 - Step 5: Solve for x
x = 7,343,633,018.25/97,564.08 - Step 6: Final answer
x = 75,269.84
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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.