Finding the Fourth Proportional to 243,317.99, 365,107.68 and 101,261.19
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Solution
The fourth proportional to 243,317.99, 365,107.68 and 101,261.19 is: 151,946.18
Step by Step Solution
- Step 1: Write the proportion equation
243,317.99 : 365,107.68 = 101,261.19 : x - Step 2: Convert to fraction form
243,317.99/365,107.68 = 101,261.19/x - Step 3: Cross multiply
243,317.99x = 365,107.68 × 101,261.19 - Step 4: Simplify right side
243,317.99x = 36,971,238,154.94 - Step 5: Solve for x
x = 36,971,238,154.94/243,317.99 - Step 6: Final answer
x = 151,946.18
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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.