Finding the Fourth Proportional to 170,681.28, 235,538.46 and 94,201.08
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Solution
The fourth proportional to 170,681.28, 235,538.46 and 94,201.08 is: 129,996.55
Step by Step Solution
- Step 1: Write the proportion equation
170,681.28 : 235,538.46 = 94,201.08 : x - Step 2: Convert to fraction form
170,681.28/235,538.46 = 94,201.08/x - Step 3: Cross multiply
170,681.28x = 235,538.46 × 94,201.08 - Step 4: Simplify right side
170,681.28x = 22,187,977,313.54 - Step 5: Solve for x
x = 22,187,977,313.54/170,681.28 - Step 6: Final answer
x = 129,996.55
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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.