Finding the Fourth Proportional to 240,748.84, 361,123.02 and 72,269.08
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Solution
The fourth proportional to 240,748.84, 361,123.02 and 72,269.08 is: 108,403.55
Step by Step Solution
- Step 1: Write the proportion equation
240,748.84 : 361,123.02 = 72,269.08 : x - Step 2: Convert to fraction form
240,748.84/361,123.02 = 72,269.08/x - Step 3: Cross multiply
240,748.84x = 361,123.02 × 72,269.08 - Step 4: Simplify right side
240,748.84x = 26,098,028,422.22 - Step 5: Solve for x
x = 26,098,028,422.22/240,748.84 - Step 6: Final answer
x = 108,403.55
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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.