Finding the Fourth Proportional to 97,754.67, 134,901.36 and 53,042.67
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Solution
The fourth proportional to 97,754.67, 134,901.36 and 53,042.67 is: 73,198.84
Step by Step Solution
- Step 1: Write the proportion equation
97,754.67 : 134,901.36 = 53,042.67 : x - Step 2: Convert to fraction form
97,754.67/134,901.36 = 53,042.67/x - Step 3: Cross multiply
97,754.67x = 134,901.36 × 53,042.67 - Step 4: Simplify right side
97,754.67x = 7,155,528,321.03 - Step 5: Solve for x
x = 7,155,528,321.03/97,754.67 - Step 6: Final answer
x = 73,198.84
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1.5x scale
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.