Finding the Fourth Proportional to 195,430.10, 292,270.35 and 163,937.30
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Solution
The fourth proportional to 195,430.10, 292,270.35 and 163,937.30 is: 245,172.12
Step by Step Solution
- Step 1: Write the proportion equation
195,430.10 : 292,270.35 = 163,937.30 : x - Step 2: Convert to fraction form
195,430.10/292,270.35 = 163,937.30/x - Step 3: Cross multiply
195,430.10x = 292,270.35 × 163,937.30 - Step 4: Simplify right side
195,430.10x = 47,914,012,049.06 - Step 5: Solve for x
x = 47,914,012,049.06/195,430.10 - Step 6: Final answer
x = 245,172.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.