Finding the Fourth Proportional to 86,493.24, 119,359.08 and 48,767.52
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Solution
The fourth proportional to 86,493.24, 119,359.08 and 48,767.52 is: 67,298.28
Step by Step Solution
- Step 1: Write the proportion equation
86,493.24 : 119,359.08 = 48,767.52 : x - Step 2: Convert to fraction form
86,493.24/119,359.08 = 48,767.52/x - Step 3: Cross multiply
86,493.24x = 119,359.08 × 48,767.52 - Step 4: Simplify right side
86,493.24x = 5,820,846,321.08 - Step 5: Solve for x
x = 5,820,846,321.08/86,493.24 - Step 6: Final answer
x = 67,298.28
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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.