Finding the Fourth Proportional to 147,048.43, 202,764.74 and 101,647.59
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Solution
The fourth proportional to 147,048.43, 202,764.74 and 101,647.59 is: 140,161.63
Step by Step Solution
- Step 1: Write the proportion equation
147,048.43 : 202,764.74 = 101,647.59 : x - Step 2: Convert to fraction form
147,048.43/202,764.74 = 101,647.59/x - Step 3: Cross multiply
147,048.43x = 202,764.74 × 101,647.59 - Step 4: Simplify right side
147,048.43x = 20,610,547,410.77 - Step 5: Solve for x
x = 20,610,547,410.77/147,048.43 - Step 6: Final answer
x = 140,161.63
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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.