Finding the Fourth Proportional to 224,638.08, 310,013.20 and 122,673.03
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Solution
The fourth proportional to 224,638.08, 310,013.20 and 122,673.03 is: 169,295.69
Step by Step Solution
- Step 1: Write the proportion equation
224,638.08 : 310,013.20 = 122,673.03 : x - Step 2: Convert to fraction form
224,638.08/310,013.20 = 122,673.03/x - Step 3: Cross multiply
224,638.08x = 310,013.20 × 122,673.03 - Step 4: Simplify right side
224,638.08x = 38,030,258,584.00 - Step 5: Solve for x
x = 38,030,258,584.00/224,638.08 - Step 6: Final answer
x = 169,295.69
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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.