Finding the Fourth Proportional to 253,165.23, 349,050.47 and 162,360.99
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Solution
The fourth proportional to 253,165.23, 349,050.47 and 162,360.99 is: 223,854.51
Step by Step Solution
- Step 1: Write the proportion equation
253,165.23 : 349,050.47 = 162,360.99 : x - Step 2: Convert to fraction form
253,165.23/349,050.47 = 162,360.99/x - Step 3: Cross multiply
253,165.23x = 349,050.47 × 162,360.99 - Step 4: Simplify right side
253,165.23x = 56,672,179,057.36 - Step 5: Solve for x
x = 56,672,179,057.36/253,165.23 - Step 6: Final answer
x = 223,854.51
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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.