Finding the Fourth Proportional to 88,779.42, 133,169.62 and 29,614.92
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Solution
The fourth proportional to 88,779.42, 133,169.62 and 29,614.92 is: 44,422.54
Step by Step Solution
- Step 1: Write the proportion equation
88,779.42 : 133,169.62 = 29,614.92 : x - Step 2: Convert to fraction form
88,779.42/133,169.62 = 29,614.92/x - Step 3: Cross multiply
88,779.42x = 133,169.62 × 29,614.92 - Step 4: Simplify right side
88,779.42x = 3,943,807,642.73 - Step 5: Solve for x
x = 3,943,807,642.73/88,779.42 - Step 6: Final answer
x = 44,422.54
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1.5x scale
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.