Finding the Fourth Proportional to 171,610.24, 236,742.08 and 107,983.12
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Solution
The fourth proportional to 171,610.24, 236,742.08 and 107,983.12 is: 148,966.33
Step by Step Solution
- Step 1: Write the proportion equation
171,610.24 : 236,742.08 = 107,983.12 : x - Step 2: Convert to fraction form
171,610.24/236,742.08 = 107,983.12/x - Step 3: Cross multiply
171,610.24x = 236,742.08 × 107,983.12 - Step 4: Simplify right side
171,610.24x = 25,564,148,433.69 - Step 5: Solve for x
x = 25,564,148,433.69/171,610.24 - Step 6: Final answer
x = 148,966.33
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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.