Finding the Fourth Proportional to 224,918.46, 310,381.68 and 122,944.17
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Solution
The fourth proportional to 224,918.46, 310,381.68 and 122,944.17 is: 169,659.79
Step by Step Solution
- Step 1: Write the proportion equation
224,918.46 : 310,381.68 = 122,944.17 : x - Step 2: Convert to fraction form
224,918.46/310,381.68 = 122,944.17/x - Step 3: Cross multiply
224,918.46x = 310,381.68 × 122,944.17 - Step 4: Simplify right side
224,918.46x = 38,159,618,030.81 - Step 5: Solve for x
x = 38,159,618,030.81/224,918.46 - Step 6: Final answer
x = 169,659.79
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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.