Finding the Fourth Proportional to 234,430.18, 351,640.35 and 56,938.06
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Solution
The fourth proportional to 234,430.18, 351,640.35 and 56,938.06 is: 85,405.90
Step by Step Solution
- Step 1: Write the proportion equation
234,430.18 : 351,640.35 = 56,938.06 : x - Step 2: Convert to fraction form
234,430.18/351,640.35 = 56,938.06/x - Step 3: Cross multiply
234,430.18x = 351,640.35 × 56,938.06 - Step 4: Simplify right side
234,430.18x = 20,021,719,346.72 - Step 5: Solve for x
x = 20,021,719,346.72/234,430.18 - Step 6: Final answer
x = 85,405.90
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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.