Finding the Fourth Proportional to 228,079.08, 314,739.95 and 132,578.26
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Solution
The fourth proportional to 228,079.08, 314,739.95 and 132,578.26 is: 182,952.66
Step by Step Solution
- Step 1: Write the proportion equation
228,079.08 : 314,739.95 = 132,578.26 : x - Step 2: Convert to fraction form
228,079.08/314,739.95 = 132,578.26/x - Step 3: Cross multiply
228,079.08x = 314,739.95 × 132,578.26 - Step 4: Simplify right side
228,079.08x = 41,727,673,473.75 - Step 5: Solve for x
x = 41,727,673,473.75/228,079.08 - Step 6: Final answer
x = 182,952.66
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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.