Finding the Fourth Proportional to 93,783.24, 140,676.36 and 30,603.12
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Solution
The fourth proportional to 93,783.24, 140,676.36 and 30,603.12 is: 45,905.17
Step by Step Solution
- Step 1: Write the proportion equation
93,783.24 : 140,676.36 = 30,603.12 : x - Step 2: Convert to fraction form
93,783.24/140,676.36 = 30,603.12/x - Step 3: Cross multiply
93,783.24x = 140,676.36 × 30,603.12 - Step 4: Simplify right side
93,783.24x = 4,305,135,526.24 - Step 5: Solve for x
x = 4,305,135,526.24/93,783.24 - Step 6: Final answer
x = 45,905.17
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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.