Finding the Fourth Proportional to 88,998.09, 122,814.33 and 48,710.99
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Solution
The fourth proportional to 88,998.09, 122,814.33 and 48,710.99 is: 67,219.50
Step by Step Solution
- Step 1: Write the proportion equation
88,998.09 : 122,814.33 = 48,710.99 : x - Step 2: Convert to fraction form
88,998.09/122,814.33 = 48,710.99/x - Step 3: Cross multiply
88,998.09x = 122,814.33 × 48,710.99 - Step 4: Simplify right side
88,998.09x = 5,982,406,986.42 - Step 5: Solve for x
x = 5,982,406,986.42/88,998.09 - Step 6: Final answer
x = 67,219.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.