Finding the Fourth Proportional to 365,118.91, 547,730.10 and 112,420.44
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Solution
The fourth proportional to 365,118.91, 547,730.10 and 112,420.44 is: 168,646.59
Step by Step Solution
- Step 1: Write the proportion equation
365,118.91 : 547,730.10 = 112,420.44 : x - Step 2: Convert to fraction form
365,118.91/547,730.10 = 112,420.44/x - Step 3: Cross multiply
365,118.91x = 547,730.10 × 112,420.44 - Step 4: Simplify right side
365,118.91x = 61,576,058,843.24 - Step 5: Solve for x
x = 61,576,058,843.24/365,118.91 - Step 6: Final answer
x = 168,646.59
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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.