Finding the Fourth Proportional to 190,779.13, 286,174.16 and 50,537.75
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Solution
The fourth proportional to 190,779.13, 286,174.16 and 50,537.75 is: 75,808.07
Step by Step Solution
- Step 1: Write the proportion equation
190,779.13 : 286,174.16 = 50,537.75 : x - Step 2: Convert to fraction form
190,779.13/286,174.16 = 50,537.75/x - Step 3: Cross multiply
190,779.13x = 286,174.16 × 50,537.75 - Step 4: Simplify right side
190,779.13x = 14,462,597,901.85 - Step 5: Solve for x
x = 14,462,597,901.85/190,779.13 - Step 6: Final answer
x = 75,808.07
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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.