Finding the Fourth Proportional to 134,544.08, 201,842.64 and 39,775.92
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Solution
The fourth proportional to 134,544.08, 201,842.64 and 39,775.92 is: 59,671.72
Step by Step Solution
- Step 1: Write the proportion equation
134,544.08 : 201,842.64 = 39,775.92 : x - Step 2: Convert to fraction form
134,544.08/201,842.64 = 39,775.92/x - Step 3: Cross multiply
134,544.08x = 201,842.64 × 39,775.92 - Step 4: Simplify right side
134,544.08x = 8,028,476,701.23 - Step 5: Solve for x
x = 8,028,476,701.23/134,544.08 - Step 6: Final answer
x = 59,671.72
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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.