Finding the Fourth Proportional to 230,297.08, 317,810.62 and 133,519.70
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Solution
The fourth proportional to 230,297.08, 317,810.62 and 133,519.70 is: 184,257.56
Step by Step Solution
- Step 1: Write the proportion equation
230,297.08 : 317,810.62 = 133,519.70 : x - Step 2: Convert to fraction form
230,297.08/317,810.62 = 133,519.70/x - Step 3: Cross multiply
230,297.08x = 317,810.62 × 133,519.70 - Step 4: Simplify right side
230,297.08x = 42,433,978,639.21 - Step 5: Solve for x
x = 42,433,978,639.21/230,297.08 - Step 6: Final answer
x = 184,257.56
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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.