Finding the Fourth Proportional to 104,854.68, 157,283.04 and 29,974.31
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Solution
The fourth proportional to 104,854.68, 157,283.04 and 29,974.31 is: 44,961.75
Step by Step Solution
- Step 1: Write the proportion equation
104,854.68 : 157,283.04 = 29,974.31 : x - Step 2: Convert to fraction form
104,854.68/157,283.04 = 29,974.31/x - Step 3: Cross multiply
104,854.68x = 157,283.04 × 29,974.31 - Step 4: Simplify right side
104,854.68x = 4,714,449,812.29 - Step 5: Solve for x
x = 4,714,449,812.29/104,854.68 - Step 6: Final answer
x = 44,961.75
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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.