Finding the Fourth Proportional to 126,326.04, 174,366.48 and 74,690.88
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Solution
The fourth proportional to 126,326.04, 174,366.48 and 74,690.88 is: 103,095.02
Step by Step Solution
- Step 1: Write the proportion equation
126,326.04 : 174,366.48 = 74,690.88 : x - Step 2: Convert to fraction form
126,326.04/174,366.48 = 74,690.88/x - Step 3: Cross multiply
126,326.04x = 174,366.48 × 74,690.88 - Step 4: Simplify right side
126,326.04x = 13,023,585,833.70 - Step 5: Solve for x
x = 13,023,585,833.70/126,326.04 - Step 6: Final answer
x = 103,095.02
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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.