Finding the Fourth Proportional to 106,564.93, 147,057.36 and 58,165.26
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Solution
The fourth proportional to 106,564.93, 147,057.36 and 58,165.26 is: 80,266.83
Step by Step Solution
- Step 1: Write the proportion equation
106,564.93 : 147,057.36 = 58,165.26 : x - Step 2: Convert to fraction form
106,564.93/147,057.36 = 58,165.26/x - Step 3: Cross multiply
106,564.93x = 147,057.36 × 58,165.26 - Step 4: Simplify right side
106,564.93x = 8,553,629,579.31 - Step 5: Solve for x
x = 8,553,629,579.31/106,564.93 - Step 6: Final answer
x = 80,266.83
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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.