Finding the Fourth Proportional to 245,748.33, 368,671.68 and 77,311.02
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Solution
The fourth proportional to 245,748.33, 368,671.68 and 77,311.02 is: 115,982.00
Step by Step Solution
- Step 1: Write the proportion equation
245,748.33 : 368,671.68 = 77,311.02 : x - Step 2: Convert to fraction form
245,748.33/368,671.68 = 77,311.02/x - Step 3: Cross multiply
245,748.33x = 368,671.68 × 77,311.02 - Step 4: Simplify right side
245,748.33x = 28,502,383,625.91 - Step 5: Solve for x
x = 28,502,383,625.91/245,748.33 - Step 6: Final answer
x = 115,982.00
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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.