Finding the Fourth Proportional to 116,952.68, 161,394.80 and 63,237.74
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Solution
The fourth proportional to 116,952.68, 161,394.80 and 63,237.74 is: 87,268.12
Step by Step Solution
- Step 1: Write the proportion equation
116,952.68 : 161,394.80 = 63,237.74 : x - Step 2: Convert to fraction form
116,952.68/161,394.80 = 63,237.74/x - Step 3: Cross multiply
116,952.68x = 161,394.80 × 63,237.74 - Step 4: Simplify right side
116,952.68x = 10,206,241,276.59 - Step 5: Solve for x
x = 10,206,241,276.59/116,952.68 - Step 6: Final answer
x = 87,268.12
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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.