Finding the Fourth Proportional to 232,029.86, 347,355.84 and 126,528.98
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Solution
The fourth proportional to 232,029.86, 347,355.84 and 126,528.98 is: 189,417.78
Step by Step Solution
- Step 1: Write the proportion equation
232,029.86 : 347,355.84 = 126,528.98 : x - Step 2: Convert to fraction form
232,029.86/347,355.84 = 126,528.98/x - Step 3: Cross multiply
232,029.86x = 347,355.84 × 126,528.98 - Step 4: Simplify right side
232,029.86x = 43,950,580,132.24 - Step 5: Solve for x
x = 43,950,580,132.24/232,029.86 - Step 6: Final answer
x = 189,417.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.