Finding the Fourth Proportional to 124,084.24, 186,108.79 and 39,833.31
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Solution
The fourth proportional to 124,084.24, 186,108.79 and 39,833.31 is: 59,744.32
Step by Step Solution
- Step 1: Write the proportion equation
124,084.24 : 186,108.79 = 39,833.31 : x - Step 2: Convert to fraction form
124,084.24/186,108.79 = 39,833.31/x - Step 3: Cross multiply
124,084.24x = 186,108.79 × 39,833.31 - Step 4: Simplify right side
124,084.24x = 7,413,329,026.21 - Step 5: Solve for x
x = 7,413,329,026.21/124,084.24 - Step 6: Final answer
x = 59,744.32
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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.