Finding the Fourth Proportional to 214,788.18, 322,058.81 and 88,515.60
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Solution
The fourth proportional to 214,788.18, 322,058.81 and 88,515.60 is: 132,722.52
Step by Step Solution
- Step 1: Write the proportion equation
214,788.18 : 322,058.81 = 88,515.60 : x - Step 2: Convert to fraction form
214,788.18/322,058.81 = 88,515.60/x - Step 3: Cross multiply
214,788.18x = 322,058.81 × 88,515.60 - Step 4: Simplify right side
214,788.18x = 28,507,228,359.86 - Step 5: Solve for x
x = 28,507,228,359.86/214,788.18 - Step 6: Final answer
x = 132,722.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.