Finding the Fourth Proportional to 211,480.53, 317,303.82 and 93,068.81
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Solution
The fourth proportional to 211,480.53, 317,303.82 and 93,068.81 is: 139,639.75
Step by Step Solution
- Step 1: Write the proportion equation
211,480.53 : 317,303.82 = 93,068.81 : x - Step 2: Convert to fraction form
211,480.53/317,303.82 = 93,068.81/x - Step 3: Cross multiply
211,480.53x = 317,303.82 × 93,068.81 - Step 4: Simplify right side
211,480.53x = 29,531,088,539.22 - Step 5: Solve for x
x = 29,531,088,539.22/211,480.53 - Step 6: Final answer
x = 139,639.75
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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.