Finding the Fourth Proportional to 107,913.64, 161,873.64 and 29,027.92
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Solution
The fourth proportional to 107,913.64, 161,873.64 and 29,027.92 is: 43,542.74
Step by Step Solution
- Step 1: Write the proportion equation
107,913.64 : 161,873.64 = 29,027.92 : x - Step 2: Convert to fraction form
107,913.64/161,873.64 = 29,027.92/x - Step 3: Cross multiply
107,913.64x = 161,873.64 × 29,027.92 - Step 4: Simplify right side
107,913.64x = 4,698,855,072.03 - Step 5: Solve for x
x = 4,698,855,072.03/107,913.64 - Step 6: Final answer
x = 43,542.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.