Finding the Fourth Proportional to 180,125.26, 248,582.45 and 103,655.99
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Solution
The fourth proportional to 180,125.26, 248,582.45 and 103,655.99 is: 143,050.79
Step by Step Solution
- Step 1: Write the proportion equation
180,125.26 : 248,582.45 = 103,655.99 : x - Step 2: Convert to fraction form
180,125.26/248,582.45 = 103,655.99/x - Step 3: Cross multiply
180,125.26x = 248,582.45 × 103,655.99 - Step 4: Simplify right side
180,125.26x = 25,767,060,831.97 - Step 5: Solve for x
x = 25,767,060,831.97/180,125.26 - Step 6: Final answer
x = 143,050.79
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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.