Finding the Fourth Proportional to 113,760.08, 170,567.21 and 47,246.12
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Solution
The fourth proportional to 113,760.08, 170,567.21 and 47,246.12 is: 70,838.90
Step by Step Solution
- Step 1: Write the proportion equation
113,760.08 : 170,567.21 = 47,246.12 : x - Step 2: Convert to fraction form
113,760.08/170,567.21 = 47,246.12/x - Step 3: Cross multiply
113,760.08x = 170,567.21 × 47,246.12 - Step 4: Simplify right side
113,760.08x = 8,058,638,018.89 - Step 5: Solve for x
x = 8,058,638,018.89/113,760.08 - Step 6: Final answer
x = 70,838.90
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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.