Finding the Fourth Proportional to 236,747.84, 326,703.72 and 134,765.60
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Solution
The fourth proportional to 236,747.84, 326,703.72 and 134,765.60 is: 185,971.80
Step by Step Solution
- Step 1: Write the proportion equation
236,747.84 : 326,703.72 = 134,765.60 : x - Step 2: Convert to fraction form
236,747.84/326,703.72 = 134,765.60/x - Step 3: Cross multiply
236,747.84x = 326,703.72 × 134,765.60 - Step 4: Simplify right side
236,747.84x = 44,028,422,848.03 - Step 5: Solve for x
x = 44,028,422,848.03/236,747.84 - Step 6: Final answer
x = 185,971.80
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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.