Finding the Fourth Proportional to 164,690.32, 247,070.40 and 63,490.99
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Solution
The fourth proportional to 164,690.32, 247,070.40 and 63,490.99 is: 95,249.95
Step by Step Solution
- Step 1: Write the proportion equation
164,690.32 : 247,070.40 = 63,490.99 : x - Step 2: Convert to fraction form
164,690.32/247,070.40 = 63,490.99/x - Step 3: Cross multiply
164,690.32x = 247,070.40 × 63,490.99 - Step 4: Simplify right side
164,690.32x = 15,686,744,295.70 - Step 5: Solve for x
x = 15,686,744,295.70/164,690.32 - Step 6: Final answer
x = 95,249.95
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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.