Finding the Fourth Proportional to 228,282.32, 342,198.84 and 133,392.08
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Solution
The fourth proportional to 228,282.32, 342,198.84 and 133,392.08 is: 199,956.86
Step by Step Solution
- Step 1: Write the proportion equation
228,282.32 : 342,198.84 = 133,392.08 : x - Step 2: Convert to fraction form
228,282.32/342,198.84 = 133,392.08/x - Step 3: Cross multiply
228,282.32x = 342,198.84 × 133,392.08 - Step 4: Simplify right side
228,282.32x = 45,646,615,041.19 - Step 5: Solve for x
x = 45,646,615,041.19/228,282.32 - Step 6: Final answer
x = 199,956.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.