Finding the Fourth Proportional to 235,108.13, 324,670.56 and 163,683.41
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Solution
The fourth proportional to 235,108.13, 324,670.56 and 163,683.41 is: 226,037.20
Step by Step Solution
- Step 1: Write the proportion equation
235,108.13 : 324,670.56 = 163,683.41 : x - Step 2: Convert to fraction form
235,108.13/324,670.56 = 163,683.41/x - Step 3: Cross multiply
235,108.13x = 324,670.56 × 163,683.41 - Step 4: Simplify right side
235,108.13x = 53,143,184,387.41 - Step 5: Solve for x
x = 53,143,184,387.41/235,108.13 - Step 6: Final answer
x = 226,037.20
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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.