Finding the Fourth Proportional to 92,465.71, 138,714.39 and 29,284.65
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Solution
The fourth proportional to 92,465.71, 138,714.39 and 29,284.65 is: 43,931.99
Step by Step Solution
- Step 1: Write the proportion equation
92,465.71 : 138,714.39 = 29,284.65 : x - Step 2: Convert to fraction form
92,465.71/138,714.39 = 29,284.65/x - Step 3: Cross multiply
92,465.71x = 138,714.39 × 29,284.65 - Step 4: Simplify right side
92,465.71x = 4,062,202,361.11 - Step 5: Solve for x
x = 4,062,202,361.11/92,465.71 - Step 6: Final answer
x = 43,931.99
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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.