Finding the Fourth Proportional to 202,462.74, 279,330.93 and 130,933.26
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Solution
The fourth proportional to 202,462.74, 279,330.93 and 130,933.26 is: 180,644.15
Step by Step Solution
- Step 1: Write the proportion equation
202,462.74 : 279,330.93 = 130,933.26 : x - Step 2: Convert to fraction form
202,462.74/279,330.93 = 130,933.26/x - Step 3: Cross multiply
202,462.74x = 279,330.93 × 130,933.26 - Step 4: Simplify right side
202,462.74x = 36,573,709,283.73 - Step 5: Solve for x
x = 36,573,709,283.73/202,462.74 - Step 6: Final answer
x = 180,644.15
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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.