Finding the Fourth Proportional to 134,621.84, 201,930.48 and 39,851.62
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Solution
The fourth proportional to 134,621.84, 201,930.48 and 39,851.62 is: 59,776.75
Step by Step Solution
- Step 1: Write the proportion equation
134,621.84 : 201,930.48 = 39,851.62 : x - Step 2: Convert to fraction form
134,621.84/201,930.48 = 39,851.62/x - Step 3: Cross multiply
134,621.84x = 201,930.48 × 39,851.62 - Step 4: Simplify right side
134,621.84x = 8,047,255,745.73 - Step 5: Solve for x
x = 8,047,255,745.73/134,621.84 - Step 6: Final answer
x = 59,776.75
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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.