Finding the Fourth Proportional to 90,605.99, 135,898.41 and 24,051.29
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Solution
The fourth proportional to 90,605.99, 135,898.41 and 24,051.29 is: 36,074.12
Step by Step Solution
- Step 1: Write the proportion equation
90,605.99 : 135,898.41 = 24,051.29 : x - Step 2: Convert to fraction form
90,605.99/135,898.41 = 24,051.29/x - Step 3: Cross multiply
90,605.99x = 135,898.41 × 24,051.29 - Step 4: Simplify right side
90,605.99x = 3,268,531,389.96 - Step 5: Solve for x
x = 3,268,531,389.96/90,605.99 - Step 6: Final answer
x = 36,074.12
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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.