Finding the Fourth Proportional to 160,545.44, 221,552.28 and 92,562.10
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Solution
The fourth proportional to 160,545.44, 221,552.28 and 92,562.10 is: 127,735.45
Step by Step Solution
- Step 1: Write the proportion equation
160,545.44 : 221,552.28 = 92,562.10 : x - Step 2: Convert to fraction form
160,545.44/221,552.28 = 92,562.10/x - Step 3: Cross multiply
160,545.44x = 221,552.28 × 92,562.10 - Step 4: Simplify right side
160,545.44x = 20,507,343,742.71 - Step 5: Solve for x
x = 20,507,343,742.71/160,545.44 - Step 6: Final answer
x = 127,735.45
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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.