Finding the Fourth Proportional to 159,354.02, 239,028.87 and 54,246.26
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Solution
The fourth proportional to 159,354.02, 239,028.87 and 54,246.26 is: 81,368.65
Step by Step Solution
- Step 1: Write the proportion equation
159,354.02 : 239,028.87 = 54,246.26 : x - Step 2: Convert to fraction form
159,354.02/239,028.87 = 54,246.26/x - Step 3: Cross multiply
159,354.02x = 239,028.87 × 54,246.26 - Step 4: Simplify right side
159,354.02x = 12,966,422,229.53 - Step 5: Solve for x
x = 12,966,422,229.53/159,354.02 - Step 6: Final answer
x = 81,368.65
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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.