Finding the Fourth Proportional to 241,043.31, 361,419.12 and 107,898.75
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Solution
The fourth proportional to 241,043.31, 361,419.12 and 107,898.75 is: 161,782.84
Step by Step Solution
- Step 1: Write the proportion equation
241,043.31 : 361,419.12 = 107,898.75 : x - Step 2: Convert to fraction form
241,043.31/361,419.12 = 107,898.75/x - Step 3: Cross multiply
241,043.31x = 361,419.12 × 107,898.75 - Step 4: Simplify right side
241,043.31x = 38,996,671,274.10 - Step 5: Solve for x
x = 38,996,671,274.10/241,043.31 - Step 6: Final answer
x = 161,782.84
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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.