Finding the Fourth Proportional to 92,454.96, 138,703.34 and 29,278.92
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Solution
The fourth proportional to 92,454.96, 138,703.34 and 29,278.92 is: 43,925.00
Step by Step Solution
- Step 1: Write the proportion equation
92,454.96 : 138,703.34 = 29,278.92 : x - Step 2: Convert to fraction form
92,454.96/138,703.34 = 29,278.92/x - Step 3: Cross multiply
92,454.96x = 138,703.34 × 29,278.92 - Step 4: Simplify right side
92,454.96x = 4,061,083,995.59 - Step 5: Solve for x
x = 4,061,083,995.59/92,454.96 - Step 6: Final answer
x = 43,925.00
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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.