Finding the Fourth Proportional to 224,199.90, 336,226.68 and 74,399.95
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Solution
The fourth proportional to 224,199.90, 336,226.68 and 74,399.95 is: 111,575.65
Step by Step Solution
- Step 1: Write the proportion equation
224,199.90 : 336,226.68 = 74,399.95 : x - Step 2: Convert to fraction form
224,199.90/336,226.68 = 74,399.95/x - Step 3: Cross multiply
224,199.90x = 336,226.68 × 74,399.95 - Step 4: Simplify right side
224,199.90x = 25,015,248,600.95 - Step 5: Solve for x
x = 25,015,248,600.95/224,199.90 - Step 6: Final answer
x = 111,575.65
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1.5x scale
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.