Finding the Fourth Proportional to 134,378.06, 201,596.24 and 40,881.38
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Solution
The fourth proportional to 134,378.06, 201,596.24 and 40,881.38 is: 61,330.93
Step by Step Solution
- Step 1: Write the proportion equation
134,378.06 : 201,596.24 = 40,881.38 : x - Step 2: Convert to fraction form
134,378.06/201,596.24 = 40,881.38/x - Step 3: Cross multiply
134,378.06x = 201,596.24 × 40,881.38 - Step 4: Simplify right side
134,378.06x = 8,241,531,588.23 - Step 5: Solve for x
x = 8,241,531,588.23/134,378.06 - Step 6: Final answer
x = 61,330.93
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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.