Finding the Fourth Proportional to 126,963.24, 190,482.12 and 56,826.96
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Solution
The fourth proportional to 126,963.24, 190,482.12 and 56,826.96 is: 85,257.12
Step by Step Solution
- Step 1: Write the proportion equation
126,963.24 : 190,482.12 = 56,826.96 : x - Step 2: Convert to fraction form
126,963.24/190,482.12 = 56,826.96/x - Step 3: Cross multiply
126,963.24x = 190,482.12 × 56,826.96 - Step 4: Simplify right side
126,963.24x = 10,824,519,813.96 - Step 5: Solve for x
x = 10,824,519,813.96/126,963.24 - Step 6: Final answer
x = 85,257.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.