Finding the Fourth Proportional to 226,807.14, 312,863.50 and 141,776.58
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Solution
The fourth proportional to 226,807.14, 312,863.50 and 141,776.58 is: 195,570.20
Step by Step Solution
- Step 1: Write the proportion equation
226,807.14 : 312,863.50 = 141,776.58 : x - Step 2: Convert to fraction form
226,807.14/312,863.50 = 141,776.58/x - Step 3: Cross multiply
226,807.14x = 312,863.50 × 141,776.58 - Step 4: Simplify right side
226,807.14x = 44,356,717,036.83 - Step 5: Solve for x
x = 44,356,717,036.83/226,807.14 - Step 6: Final answer
x = 195,570.20
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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.