Finding the Fourth Proportional to 134,269.73, 185,287.99 and 73,840.19
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Solution
The fourth proportional to 134,269.73, 185,287.99 and 73,840.19 is: 101,897.12
Step by Step Solution
- Step 1: Write the proportion equation
134,269.73 : 185,287.99 = 73,840.19 : x - Step 2: Convert to fraction form
134,269.73/185,287.99 = 73,840.19/x - Step 3: Cross multiply
134,269.73x = 185,287.99 × 73,840.19 - Step 4: Simplify right side
134,269.73x = 13,681,699,275.28 - Step 5: Solve for x
x = 13,681,699,275.28/134,269.73 - Step 6: Final answer
x = 101,897.12
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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.