Finding the Fourth Proportional to 134,556.24, 201,866.08 and 75,432.72
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Solution
The fourth proportional to 134,556.24, 201,866.08 and 75,432.72 is: 113,166.86
Step by Step Solution
- Step 1: Write the proportion equation
134,556.24 : 201,866.08 = 75,432.72 : x - Step 2: Convert to fraction form
134,556.24/201,866.08 = 75,432.72/x - Step 3: Cross multiply
134,556.24x = 201,866.08 × 75,432.72 - Step 4: Simplify right side
134,556.24x = 15,227,307,490.14 - Step 5: Solve for x
x = 15,227,307,490.14/134,556.24 - Step 6: Final answer
x = 113,166.86
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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.