Finding the Fourth Proportional to 102,226.26, 153,363.98 and 43,078.84
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Solution
The fourth proportional to 102,226.26, 153,363.98 and 43,078.84 is: 64,628.62
Step by Step Solution
- Step 1: Write the proportion equation
102,226.26 : 153,363.98 = 43,078.84 : x - Step 2: Convert to fraction form
102,226.26/153,363.98 = 43,078.84/x - Step 3: Cross multiply
102,226.26x = 153,363.98 × 43,078.84 - Step 4: Simplify right side
102,226.26x = 6,606,742,356.18 - Step 5: Solve for x
x = 6,606,742,356.18/102,226.26 - Step 6: Final answer
x = 64,628.62
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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.