Finding the Fourth Proportional to 134,160.73, 185,132.83 and 73,730.07
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Solution
The fourth proportional to 134,160.73, 185,132.83 and 73,730.07 is: 101,742.56
Step by Step Solution
- Step 1: Write the proportion equation
134,160.73 : 185,132.83 = 73,730.07 : x - Step 2: Convert to fraction form
134,160.73/185,132.83 = 73,730.07/x - Step 3: Cross multiply
134,160.73x = 185,132.83 × 73,730.07 - Step 4: Simplify right side
134,160.73x = 13,649,856,515.20 - Step 5: Solve for x
x = 13,649,856,515.20/134,160.73 - Step 6: Final answer
x = 101,742.56
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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.