Finding the Fourth Proportional to 86,267.71, 119,047.12 and 48,027.26
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Solution
The fourth proportional to 86,267.71, 119,047.12 and 48,027.26 is: 66,276.32
Step by Step Solution
- Step 1: Write the proportion equation
86,267.71 : 119,047.12 = 48,027.26 : x - Step 2: Convert to fraction form
86,267.71/119,047.12 = 48,027.26/x - Step 3: Cross multiply
86,267.71x = 119,047.12 × 48,027.26 - Step 4: Simplify right side
86,267.71x = 5,717,506,149.12 - Step 5: Solve for x
x = 5,717,506,149.12/86,267.71 - Step 6: Final answer
x = 66,276.32
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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.