Finding the Fourth Proportional to 202,513.20, 279,420.48 and 117,579.84
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Solution
The fourth proportional to 202,513.20, 279,420.48 and 117,579.84 is: 162,232.46
Step by Step Solution
- Step 1: Write the proportion equation
202,513.20 : 279,420.48 = 117,579.84 : x - Step 2: Convert to fraction form
202,513.20/279,420.48 = 117,579.84/x - Step 3: Cross multiply
202,513.20x = 279,420.48 × 117,579.84 - Step 4: Simplify right side
202,513.20x = 32,854,215,331.12 - Step 5: Solve for x
x = 32,854,215,331.12/202,513.20 - Step 6: Final answer
x = 162,232.46
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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.