Finding the Fourth Proportional to 202,409.61, 279,349.86 and 117,526.67
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Solution
The fourth proportional to 202,409.61, 279,349.86 and 117,526.67 is: 162,201.09
Step by Step Solution
- Step 1: Write the proportion equation
202,409.61 : 279,349.86 = 117,526.67 : x - Step 2: Convert to fraction form
202,409.61/279,349.86 = 117,526.67/x - Step 3: Cross multiply
202,409.61x = 279,349.86 × 117,526.67 - Step 4: Simplify right side
202,409.61x = 32,831,058,810.77 - Step 5: Solve for x
x = 32,831,058,810.77/202,409.61 - Step 6: Final answer
x = 162,201.09
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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.