Finding the Fourth Proportional to 185,053.87, 277,460.52 and 72,745.08
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Solution
The fourth proportional to 185,053.87, 277,460.52 and 72,745.08 is: 109,070.34
Step by Step Solution
- Step 1: Write the proportion equation
185,053.87 : 277,460.52 = 72,745.08 : x - Step 2: Convert to fraction form
185,053.87/277,460.52 = 72,745.08/x - Step 3: Cross multiply
185,053.87x = 277,460.52 × 72,745.08 - Step 4: Simplify right side
185,053.87x = 20,183,887,724.24 - Step 5: Solve for x
x = 20,183,887,724.24/185,053.87 - Step 6: Final answer
x = 109,070.34
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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.