Finding the Fourth Proportional to 283,355.10, 424,835.37 and 125,497.98
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Solution
The fourth proportional to 283,355.10, 424,835.37 and 125,497.98 is: 188,159.59
Step by Step Solution
- Step 1: Write the proportion equation
283,355.10 : 424,835.37 = 125,497.98 : x - Step 2: Convert to fraction form
283,355.10/424,835.37 = 125,497.98/x - Step 3: Cross multiply
283,355.10x = 424,835.37 × 125,497.98 - Step 4: Simplify right side
283,355.10x = 53,315,980,767.55 - Step 5: Solve for x
x = 53,315,980,767.55/283,355.10 - Step 6: Final answer
x = 188,159.59
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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.