Finding the Fourth Proportional to 86,263.44, 119,030.76 and 48,535.44
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Solution
The fourth proportional to 86,263.44, 119,030.76 and 48,535.44 is: 66,971.71
Step by Step Solution
- Step 1: Write the proportion equation
86,263.44 : 119,030.76 = 48,535.44 : x - Step 2: Convert to fraction form
86,263.44/119,030.76 = 48,535.44/x - Step 3: Cross multiply
86,263.44x = 119,030.76 × 48,535.44 - Step 4: Simplify right side
86,263.44x = 5,777,210,310.13 - Step 5: Solve for x
x = 5,777,210,310.13/86,263.44 - Step 6: Final answer
x = 66,971.71
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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.