Finding the Fourth Proportional to 97,584.64, 134,660.57 and 54,567.68
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Solution
The fourth proportional to 97,584.64, 134,660.57 and 54,567.68 is: 75,299.91
Step by Step Solution
- Step 1: Write the proportion equation
97,584.64 : 134,660.57 = 54,567.68 : x - Step 2: Convert to fraction form
97,584.64/134,660.57 = 54,567.68/x - Step 3: Cross multiply
97,584.64x = 134,660.57 × 54,567.68 - Step 4: Simplify right side
97,584.64x = 7,348,114,419.31 - Step 5: Solve for x
x = 7,348,114,419.31/97,584.64 - Step 6: Final answer
x = 75,299.91
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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.