Finding the Fourth Proportional to 202,248.66, 279,158.67 and 117,393.06
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Solution
The fourth proportional to 202,248.66, 279,158.67 and 117,393.06 is: 162,034.65
Step by Step Solution
- Step 1: Write the proportion equation
202,248.66 : 279,158.67 = 117,393.06 : x - Step 2: Convert to fraction form
202,248.66/279,158.67 = 117,393.06/x - Step 3: Cross multiply
202,248.66x = 279,158.67 × 117,393.06 - Step 4: Simplify right side
202,248.66x = 32,771,290,496.83 - Step 5: Solve for x
x = 32,771,290,496.83/202,248.66 - Step 6: Final answer
x = 162,034.65
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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.