Finding the Fourth Proportional to 224,725.46, 310,118.02 and 122,749.70
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Solution
The fourth proportional to 224,725.46, 310,118.02 and 122,749.70 is: 169,392.88
Step by Step Solution
- Step 1: Write the proportion equation
224,725.46 : 310,118.02 = 122,749.70 : x - Step 2: Convert to fraction form
224,725.46/310,118.02 = 122,749.70/x - Step 3: Cross multiply
224,725.46x = 310,118.02 × 122,749.70 - Step 4: Simplify right side
224,725.46x = 38,066,892,062.13 - Step 5: Solve for x
x = 38,066,892,062.13/224,725.46 - Step 6: Final answer
x = 169,392.88
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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.