Finding the Fourth Proportional to 234,873.96, 352,309.74 and 57,381.96
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Solution
The fourth proportional to 234,873.96, 352,309.74 and 57,381.96 is: 86,072.65
Step by Step Solution
- Step 1: Write the proportion equation
234,873.96 : 352,309.74 = 57,381.96 : x - Step 2: Convert to fraction form
234,873.96/352,309.74 = 57,381.96/x - Step 3: Cross multiply
234,873.96x = 352,309.74 × 57,381.96 - Step 4: Simplify right side
234,873.96x = 20,216,223,408.29 - Step 5: Solve for x
x = 20,216,223,408.29/234,873.96 - Step 6: Final answer
x = 86,072.65
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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.