Finding the Fourth Proportional to 97,464.28, 134,533.14 and 57,163.33
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Solution
The fourth proportional to 97,464.28, 134,533.14 and 57,163.33 is: 78,904.42
Step by Step Solution
- Step 1: Write the proportion equation
97,464.28 : 134,533.14 = 57,163.33 : x - Step 2: Convert to fraction form
97,464.28/134,533.14 = 57,163.33/x - Step 3: Cross multiply
97,464.28x = 134,533.14 × 57,163.33 - Step 4: Simplify right side
97,464.28x = 7,690,362,277.76 - Step 5: Solve for x
x = 7,690,362,277.76/97,464.28 - Step 6: Final answer
x = 78,904.42
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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.