Finding the Fourth Proportional to 177,831.67, 245,398.62 and 97,243.54
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Solution
The fourth proportional to 177,831.67, 245,398.62 and 97,243.54 is: 134,191.12
Step by Step Solution
- Step 1: Write the proportion equation
177,831.67 : 245,398.62 = 97,243.54 : x - Step 2: Convert to fraction form
177,831.67/245,398.62 = 97,243.54/x - Step 3: Cross multiply
177,831.67x = 245,398.62 × 97,243.54 - Step 4: Simplify right side
177,831.67x = 23,863,430,519.91 - Step 5: Solve for x
x = 23,863,430,519.91/177,831.67 - Step 6: Final answer
x = 134,191.12
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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.