Finding the Fourth Proportional to 171,902.08, 257,412.48 and 101,831.68
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Solution
The fourth proportional to 171,902.08, 257,412.48 and 101,831.68 is: 152,486.49
Step by Step Solution
- Step 1: Write the proportion equation
171,902.08 : 257,412.48 = 101,831.68 : x - Step 2: Convert to fraction form
171,902.08/257,412.48 = 101,831.68/x - Step 3: Cross multiply
171,902.08x = 257,412.48 × 101,831.68 - Step 4: Simplify right side
171,902.08x = 26,212,745,291.37 - Step 5: Solve for x
x = 26,212,745,291.37/171,902.08 - Step 6: Final answer
x = 152,486.49
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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.