Finding the Fourth Proportional to 79,266.27, 118,911.70 and 26,671.65
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Solution
The fourth proportional to 79,266.27, 118,911.70 and 26,671.65 is: 40,011.61
Step by Step Solution
- Step 1: Write the proportion equation
79,266.27 : 118,911.70 = 26,671.65 : x - Step 2: Convert to fraction form
79,266.27/118,911.70 = 26,671.65/x - Step 3: Cross multiply
79,266.27x = 118,911.70 × 26,671.65 - Step 4: Simplify right side
79,266.27x = 3,171,571,243.31 - Step 5: Solve for x
x = 3,171,571,243.31/79,266.27 - Step 6: Final answer
x = 40,011.61
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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.