Finding the Fourth Proportional to 86,235.93, 119,004.03 and 48,001.68
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Solution
The fourth proportional to 86,235.93, 119,004.03 and 48,001.68 is: 66,241.45
Step by Step Solution
- Step 1: Write the proportion equation
86,235.93 : 119,004.03 = 48,001.68 : x - Step 2: Convert to fraction form
86,235.93/119,004.03 = 48,001.68/x - Step 3: Cross multiply
86,235.93x = 119,004.03 × 48,001.68 - Step 4: Simplify right side
86,235.93x = 5,712,393,366.77 - Step 5: Solve for x
x = 5,712,393,366.77/86,235.93 - Step 6: Final answer
x = 66,241.45
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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.