Finding the Fourth Proportional to 194,293.23, 291,466.34 and 67,904.13
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Solution
The fourth proportional to 194,293.23, 291,466.34 and 67,904.13 is: 101,865.45
Step by Step Solution
- Step 1: Write the proportion equation
194,293.23 : 291,466.34 = 67,904.13 : x - Step 2: Convert to fraction form
194,293.23/291,466.34 = 67,904.13/x - Step 3: Cross multiply
194,293.23x = 291,466.34 × 67,904.13 - Step 4: Simplify right side
194,293.23x = 19,791,768,241.98 - Step 5: Solve for x
x = 19,791,768,241.98/194,293.23 - Step 6: Final answer
x = 101,865.45
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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.