Finding the Fourth Proportional to 134,049.47, 201,074.09 and 34,209.68
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Solution
The fourth proportional to 134,049.47, 201,074.09 and 34,209.68 is: 51,314.48
Step by Step Solution
- Step 1: Write the proportion equation
134,049.47 : 201,074.09 = 34,209.68 : x - Step 2: Convert to fraction form
134,049.47/201,074.09 = 34,209.68/x - Step 3: Cross multiply
134,049.47x = 201,074.09 × 34,209.68 - Step 4: Simplify right side
134,049.47x = 6,878,679,098.77 - Step 5: Solve for x
x = 6,878,679,098.77/134,049.47 - Step 6: Final answer
x = 51,314.48
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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.