Finding the Fourth Proportional to 93,401.09, 140,052.12 and 40,749.06
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Solution
The fourth proportional to 93,401.09, 140,052.12 and 40,749.06 is: 61,101.99
Step by Step Solution
- Step 1: Write the proportion equation
93,401.09 : 140,052.12 = 40,749.06 : x - Step 2: Convert to fraction form
93,401.09/140,052.12 = 40,749.06/x - Step 3: Cross multiply
93,401.09x = 140,052.12 × 40,749.06 - Step 4: Simplify right side
93,401.09x = 5,706,992,241.01 - Step 5: Solve for x
x = 5,706,992,241.01/93,401.09 - Step 6: Final answer
x = 61,101.99
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1.5x scale
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.