Finding the Fourth Proportional to 104,024.36, 143,557.30 and 58,699.70
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Solution
The fourth proportional to 104,024.36, 143,557.30 and 58,699.70 is: 81,007.66
Step by Step Solution
- Step 1: Write the proportion equation
104,024.36 : 143,557.30 = 58,699.70 : x - Step 2: Convert to fraction form
104,024.36/143,557.30 = 58,699.70/x - Step 3: Cross multiply
104,024.36x = 143,557.30 × 58,699.70 - Step 4: Simplify right side
104,024.36x = 8,426,770,442.81 - Step 5: Solve for x
x = 8,426,770,442.81/104,024.36 - Step 6: Final answer
x = 81,007.66
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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.