Finding the Fourth Proportional to 83,437.20, 125,143.65 and 24,266.70
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Solution
The fourth proportional to 83,437.20, 125,143.65 and 24,266.70 is: 36,396.52
Step by Step Solution
- Step 1: Write the proportion equation
83,437.20 : 125,143.65 = 24,266.70 : x - Step 2: Convert to fraction form
83,437.20/125,143.65 = 24,266.70/x - Step 3: Cross multiply
83,437.20x = 125,143.65 × 24,266.70 - Step 4: Simplify right side
83,437.20x = 3,036,823,411.46 - Step 5: Solve for x
x = 3,036,823,411.46/83,437.20 - Step 6: Final answer
x = 36,396.52
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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.