Finding the Fourth Proportional to 224,740.24, 310,204.08 and 129,277.68
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Solution
The fourth proportional to 224,740.24, 310,204.08 and 129,277.68 is: 178,439.18
Step by Step Solution
- Step 1: Write the proportion equation
224,740.24 : 310,204.08 = 129,277.68 : x - Step 2: Convert to fraction form
224,740.24/310,204.08 = 129,277.68/x - Step 3: Cross multiply
224,740.24x = 310,204.08 × 129,277.68 - Step 4: Simplify right side
224,740.24x = 40,102,463,788.93 - Step 5: Solve for x
x = 40,102,463,788.93/224,740.24 - Step 6: Final answer
x = 178,439.18
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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.