Finding the Fourth Proportional to 97,372.60, 134,250.87 and 82,822.12
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Solution
The fourth proportional to 97,372.60, 134,250.87 and 82,822.12 is: 114,189.64
Step by Step Solution
- Step 1: Write the proportion equation
97,372.60 : 134,250.87 = 82,822.12 : x - Step 2: Convert to fraction form
97,372.60/134,250.87 = 82,822.12/x - Step 3: Cross multiply
97,372.60x = 134,250.87 × 82,822.12 - Step 4: Simplify right side
97,372.60x = 11,118,941,665.24 - Step 5: Solve for x
x = 11,118,941,665.24/97,372.60 - Step 6: Final answer
x = 114,189.64
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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.