Finding the Fourth Proportional to 188,385.08, 282,577.76 and 48,143.84
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Solution
The fourth proportional to 188,385.08, 282,577.76 and 48,143.84 is: 72,215.80
Step by Step Solution
- Step 1: Write the proportion equation
188,385.08 : 282,577.76 = 48,143.84 : x - Step 2: Convert to fraction form
188,385.08/282,577.76 = 48,143.84/x - Step 3: Cross multiply
188,385.08x = 282,577.76 × 48,143.84 - Step 4: Simplify right side
188,385.08x = 13,604,378,465.00 - Step 5: Solve for x
x = 13,604,378,465.00/188,385.08 - Step 6: Final answer
x = 72,215.80
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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.