Finding the Fourth Proportional to 134,329.21, 201,486.52 and 40,827.67
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Solution
The fourth proportional to 134,329.21, 201,486.52 and 40,827.67 is: 61,239.29
Step by Step Solution
- Step 1: Write the proportion equation
134,329.21 : 201,486.52 = 40,827.67 : x - Step 2: Convert to fraction form
134,329.21/201,486.52 = 40,827.67/x - Step 3: Cross multiply
134,329.21x = 201,486.52 × 40,827.67 - Step 4: Simplify right side
134,329.21x = 8,226,225,148.01 - Step 5: Solve for x
x = 8,226,225,148.01/134,329.21 - Step 6: Final answer
x = 61,239.29
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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.