Finding the Fourth Proportional to 83,527.74, 115,273.53 and 45,801.99
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Solution
The fourth proportional to 83,527.74, 115,273.53 and 45,801.99 is: 63,209.62
Step by Step Solution
- Step 1: Write the proportion equation
83,527.74 : 115,273.53 = 45,801.99 : x - Step 2: Convert to fraction form
83,527.74/115,273.53 = 45,801.99/x - Step 3: Cross multiply
83,527.74x = 115,273.53 × 45,801.99 - Step 4: Simplify right side
83,527.74x = 5,279,757,068.32 - Step 5: Solve for x
x = 5,279,757,068.32/83,527.74 - Step 6: Final answer
x = 63,209.62
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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.