Finding the Fourth Proportional to 144,289.52, 216,511.65 and 60,107.84
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Solution
The fourth proportional to 144,289.52, 216,511.65 and 60,107.84 is: 90,193.99
Step by Step Solution
- Step 1: Write the proportion equation
144,289.52 : 216,511.65 = 60,107.84 : x - Step 2: Convert to fraction form
144,289.52/216,511.65 = 60,107.84/x - Step 3: Cross multiply
144,289.52x = 216,511.65 × 60,107.84 - Step 4: Simplify right side
144,289.52x = 13,014,047,616.34 - Step 5: Solve for x
x = 13,014,047,616.34/144,289.52 - Step 6: Final answer
x = 90,193.99
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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.