Finding the Fourth Proportional to 102,959.24, 154,220.16 and 58,563.14
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Solution
The fourth proportional to 102,959.24, 154,220.16 and 58,563.14 is: 87,720.31
Step by Step Solution
- Step 1: Write the proportion equation
102,959.24 : 154,220.16 = 58,563.14 : x - Step 2: Convert to fraction form
102,959.24/154,220.16 = 58,563.14/x - Step 3: Cross multiply
102,959.24x = 154,220.16 × 58,563.14 - Step 4: Simplify right side
102,959.24x = 9,031,616,820.90 - Step 5: Solve for x
x = 9,031,616,820.90/102,959.24 - Step 6: Final answer
x = 87,720.31
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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.