Finding the Fourth Proportional to 119,167.01, 178,750.35 and 30,420.53
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Solution
The fourth proportional to 119,167.01, 178,750.35 and 30,420.53 is: 45,630.75
Step by Step Solution
- Step 1: Write the proportion equation
119,167.01 : 178,750.35 = 30,420.53 : x - Step 2: Convert to fraction form
119,167.01/178,750.35 = 30,420.53/x - Step 3: Cross multiply
119,167.01x = 178,750.35 × 30,420.53 - Step 4: Simplify right side
119,167.01x = 5,437,680,384.69 - Step 5: Solve for x
x = 5,437,680,384.69/119,167.01 - Step 6: Final answer
x = 45,630.75
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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.