Finding the Fourth Proportional to 231,035.74, 346,565.99 and 73,276.49
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Solution
The fourth proportional to 231,035.74, 346,565.99 and 73,276.49 is: 109,918.67
Step by Step Solution
- Step 1: Write the proportion equation
231,035.74 : 346,565.99 = 73,276.49 : x - Step 2: Convert to fraction form
231,035.74/346,565.99 = 73,276.49/x - Step 3: Cross multiply
231,035.74x = 346,565.99 × 73,276.49 - Step 4: Simplify right side
231,035.74x = 25,395,140,350.18 - Step 5: Solve for x
x = 25,395,140,350.18/231,035.74 - Step 6: Final answer
x = 109,918.67
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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.