Finding the Fourth Proportional to 211,744.44, 292,079.05 and 125,646.81
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Solution
The fourth proportional to 211,744.44, 292,079.05 and 125,646.81 is: 173,316.47
Step by Step Solution
- Step 1: Write the proportion equation
211,744.44 : 292,079.05 = 125,646.81 : x - Step 2: Convert to fraction form
211,744.44/292,079.05 = 125,646.81/x - Step 3: Cross multiply
211,744.44x = 292,079.05 × 125,646.81 - Step 4: Simplify right side
211,744.44x = 36,698,799,490.92 - Step 5: Solve for x
x = 36,698,799,490.92/211,744.44 - Step 6: Final answer
x = 173,316.47
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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.