Finding the Fourth Proportional to 148,246.65, 204,577.92 and 80,263.08
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Solution
The fourth proportional to 148,246.65, 204,577.92 and 80,263.08 is: 110,761.72
Step by Step Solution
- Step 1: Write the proportion equation
148,246.65 : 204,577.92 = 80,263.08 : x - Step 2: Convert to fraction form
148,246.65/204,577.92 = 80,263.08/x - Step 3: Cross multiply
148,246.65x = 204,577.92 × 80,263.08 - Step 4: Simplify right side
148,246.65x = 16,420,053,959.19 - Step 5: Solve for x
x = 16,420,053,959.19/148,246.65 - Step 6: Final answer
x = 110,761.72
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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.