Finding the Fourth Proportional to 97,652.48, 134,761.49 and 57,367.94
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Solution
The fourth proportional to 97,652.48, 134,761.49 and 57,367.94 is: 79,168.38
Step by Step Solution
- Step 1: Write the proportion equation
97,652.48 : 134,761.49 = 57,367.94 : x - Step 2: Convert to fraction form
97,652.48/134,761.49 = 57,367.94/x - Step 3: Cross multiply
97,652.48x = 134,761.49 × 57,367.94 - Step 4: Simplify right side
97,652.48x = 7,730,988,111.98 - Step 5: Solve for x
x = 7,730,988,111.98/97,652.48 - Step 6: Final answer
x = 79,168.38
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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.