Finding the Fourth Proportional to 93,974.36, 140,966.28 and 27,419.48
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Solution
The fourth proportional to 93,974.36, 140,966.28 and 27,419.48 is: 41,130.60
Step by Step Solution
- Step 1: Write the proportion equation
93,974.36 : 140,966.28 = 27,419.48 : x - Step 2: Convert to fraction form
93,974.36/140,966.28 = 27,419.48/x - Step 3: Cross multiply
93,974.36x = 140,966.28 × 27,419.48 - Step 4: Simplify right side
93,974.36x = 3,865,222,095.13 - Step 5: Solve for x
x = 3,865,222,095.13/93,974.36 - Step 6: Final answer
x = 41,130.60
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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.