Finding the Fourth Proportional to 133,202.40, 199,648.41 and 48,898.95
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Solution
The fourth proportional to 133,202.40, 199,648.41 and 48,898.95 is: 73,291.45
Step by Step Solution
- Step 1: Write the proportion equation
133,202.40 : 199,648.41 = 48,898.95 : x - Step 2: Convert to fraction form
133,202.40/199,648.41 = 48,898.95/x - Step 3: Cross multiply
133,202.40x = 199,648.41 × 48,898.95 - Step 4: Simplify right side
133,202.40x = 9,762,597,618.17 - Step 5: Solve for x
x = 9,762,597,618.17/133,202.40 - Step 6: Final answer
x = 73,291.45
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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.