Finding the Fourth Proportional to 224,888.10, 310,344.84 and 122,913.56
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Solution
The fourth proportional to 224,888.10, 310,344.84 and 122,913.56 is: 169,620.30
Step by Step Solution
- Step 1: Write the proportion equation
224,888.10 : 310,344.84 = 122,913.56 : x - Step 2: Convert to fraction form
224,888.10/310,344.84 = 122,913.56/x - Step 3: Cross multiply
224,888.10x = 310,344.84 × 122,913.56 - Step 4: Simplify right side
224,888.10x = 38,145,587,560.31 - Step 5: Solve for x
x = 38,145,587,560.31/224,888.10 - Step 6: Final answer
x = 169,620.30
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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.