Finding the Fourth Proportional to 134,186.46, 201,248.54 and 39,391.19
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Solution
The fourth proportional to 134,186.46, 201,248.54 and 39,391.19 is: 59,077.63
Step by Step Solution
- Step 1: Write the proportion equation
134,186.46 : 201,248.54 = 39,391.19 : x - Step 2: Convert to fraction form
134,186.46/201,248.54 = 39,391.19/x - Step 3: Cross multiply
134,186.46x = 201,248.54 × 39,391.19 - Step 4: Simplify right side
134,186.46x = 7,927,418,273.16 - Step 5: Solve for x
x = 7,927,418,273.16/134,186.46 - Step 6: Final answer
x = 59,077.63
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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.