Finding the Fourth Proportional to 186,671.36, 280,006.50 and 46,429.99
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Solution
The fourth proportional to 186,671.36, 280,006.50 and 46,429.99 is: 69,644.85
Step by Step Solution
- Step 1: Write the proportion equation
186,671.36 : 280,006.50 = 46,429.99 : x - Step 2: Convert to fraction form
186,671.36/280,006.50 = 46,429.99/x - Step 3: Cross multiply
186,671.36x = 280,006.50 × 46,429.99 - Step 4: Simplify right side
186,671.36x = 13,000,698,294.92 - Step 5: Solve for x
x = 13,000,698,294.92/186,671.36 - Step 6: Final answer
x = 69,644.85
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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.