Finding the Fourth Proportional to 83,476.24, 115,349.97 and 60,775.83
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Solution
The fourth proportional to 83,476.24, 115,349.97 and 60,775.83 is: 83,981.87
Step by Step Solution
- Step 1: Write the proportion equation
83,476.24 : 115,349.97 = 60,775.83 : x - Step 2: Convert to fraction form
83,476.24/115,349.97 = 60,775.83/x - Step 3: Cross multiply
83,476.24x = 115,349.97 × 60,775.83 - Step 4: Simplify right side
83,476.24x = 7,010,490,395.13 - Step 5: Solve for x
x = 7,010,490,395.13/83,476.24 - Step 6: Final answer
x = 83,981.87
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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.