Finding the Fourth Proportional to 125,646.24, 173,251.08 and 117,674.62
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Solution
The fourth proportional to 125,646.24, 173,251.08 and 117,674.62 is: 162,259.18
Step by Step Solution
- Step 1: Write the proportion equation
125,646.24 : 173,251.08 = 117,674.62 : x - Step 2: Convert to fraction form
125,646.24/173,251.08 = 117,674.62/x - Step 3: Cross multiply
125,646.24x = 173,251.08 × 117,674.62 - Step 4: Simplify right side
125,646.24x = 20,387,255,214.04 - Step 5: Solve for x
x = 20,387,255,214.04/125,646.24 - Step 6: Final answer
x = 162,259.18
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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.