Finding the Fourth Proportional to 224,206.06, 309,229.41 and 143,641.08
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Solution
The fourth proportional to 224,206.06, 309,229.41 and 143,641.08 is: 198,112.60
Step by Step Solution
- Step 1: Write the proportion equation
224,206.06 : 309,229.41 = 143,641.08 : x - Step 2: Convert to fraction form
224,206.06/309,229.41 = 143,641.08/x - Step 3: Cross multiply
224,206.06x = 309,229.41 × 143,641.08 - Step 4: Simplify right side
224,206.06x = 44,418,046,420.16 - Step 5: Solve for x
x = 44,418,046,420.16/224,206.06 - Step 6: Final answer
x = 198,112.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.