Finding the Fourth Proportional to 76,405.16, 114,652.35 and 32,028.50
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Solution
The fourth proportional to 76,405.16, 114,652.35 and 32,028.50 is: 48,061.45
Step by Step Solution
- Step 1: Write the proportion equation
76,405.16 : 114,652.35 = 32,028.50 : x - Step 2: Convert to fraction form
76,405.16/114,652.35 = 32,028.50/x - Step 3: Cross multiply
76,405.16x = 114,652.35 × 32,028.50 - Step 4: Simplify right side
76,405.16x = 3,672,142,218.71 - Step 5: Solve for x
x = 3,672,142,218.71/76,405.16 - Step 6: Final answer
x = 48,061.45
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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.