Finding the Fourth Proportional to 110,604.16, 152,631.36 and 60,302.08
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Solution
The fourth proportional to 110,604.16, 152,631.36 and 60,302.08 is: 83,215.57
Step by Step Solution
- Step 1: Write the proportion equation
110,604.16 : 152,631.36 = 60,302.08 : x - Step 2: Convert to fraction form
110,604.16/152,631.36 = 60,302.08/x - Step 3: Cross multiply
110,604.16x = 152,631.36 × 60,302.08 - Step 4: Simplify right side
110,604.16x = 9,203,988,481.23 - Step 5: Solve for x
x = 9,203,988,481.23/110,604.16 - Step 6: Final answer
x = 83,215.57
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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.