Finding the Fourth Proportional to 246,396.29, 340,026.81 and 138,966.08
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Solution
The fourth proportional to 246,396.29, 340,026.81 and 138,966.08 is: 191,773.15
Step by Step Solution
- Step 1: Write the proportion equation
246,396.29 : 340,026.81 = 138,966.08 : x - Step 2: Convert to fraction form
246,396.29/340,026.81 = 138,966.08/x - Step 3: Cross multiply
246,396.29x = 340,026.81 × 138,966.08 - Step 4: Simplify right side
246,396.29x = 47,252,191,180.47 - Step 5: Solve for x
x = 47,252,191,180.47/246,396.29 - Step 6: Final answer
x = 191,773.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.