Finding the Fourth Proportional to 134,642.19, 202,000.74 and 58,747.35
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Solution
The fourth proportional to 134,642.19, 202,000.74 and 58,747.35 is: 88,137.37
Step by Step Solution
- Step 1: Write the proportion equation
134,642.19 : 202,000.74 = 58,747.35 : x - Step 2: Convert to fraction form
134,642.19/202,000.74 = 58,747.35/x - Step 3: Cross multiply
134,642.19x = 202,000.74 × 58,747.35 - Step 4: Simplify right side
134,642.19x = 11,867,008,173.04 - Step 5: Solve for x
x = 11,867,008,173.04/134,642.19 - Step 6: Final answer
x = 88,137.37
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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.